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| Name: | Sieminowski, Tammy |
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| Club: | |||
| Residence: | Toronto, ON | ||
| Year of birth: | 1968 | (Cat. german: W55) | |
| Date of birth: | 29.10.1968 | (Cat. internat.: W55) | |
| Nationality: | CAN  |
Canada | |
| RunnerID: | 15628 | ||
175 search results (174 Events, 13944.181 km). (More)
| 2025 | 2 Events, 100 km (More) | ||||
|---|---|---|---|---|---|
| 16.11.2025 | Fat Ass Trail Run (CAN) | 50km | |||
| 8:44:35 h | Sieminowski, Tammy | *Toronto | Overall: 58 | F: 14 | Cat W55: 2 |
| 01.03.2025 | Grandmaster Ultras 50 Km Run (USA) | 50km | |||
| 8:52:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 8 | F: 2 | Cat W55: 2 |
| 2024 | 1 Event, 50 km (More) | ||||
| 02.03.2024 | Flat Top Mesa 50 km Endurance Run (USA) | 50km | |||
| 8:53:57 h | Sieminowski, Tammy | *Toronto, ON | Overall: 12 | F: 2 | Cat W55: 1 |
| 2022 | 1 Event, 80.467 km (More) | ||||
| 11.-13.02.2022 | Grandmaster Ultras 50 Mile Run (USA) | 50mi | |||
| 13:23:43 h | Sieminowski, Tammy | *Toronto, ON | Overall: 8 | F: 3 | Cat W50: 2 |
| 2020 | 2 Events, 124.834 km (More) | ||||
| 07.03.2020 | Mesquite Canyon 50 km (USA) | 50km | |||
| 8:58:39 h | Sieminowski, Tammy | *Toronto, ON | Overall: 75 | F: 17 | Cat W50: 2 |
| 18.01.2020 | San Diego 50 Mile Trail (USA) | 46.5mi | |||
| 12:29:08 h | Sieminowski, Tammy | *Toronto, ON | Overall: 174 | F: 44 | Cat W50: 5 |
| 2019 | 5 Events, 310.934 km (More) | ||||
| 05.10.2019 | The Hennepin Hundred - 50 Mile Run (USA) | 50mi | |||
| 11:18:17 h | Sieminowski, Tammy | Overall: 75 | F: 26 | Cat W50: 1 | |
| 01.06.2019 | Bishop High Sierra Ultramarathons 50 Miles (USA) | 50mi | |||
| 14:43:10 h | Sieminowski, Tammy | *Toronto, ON | Overall: 36 | F: 12 | Cat W50: 3 |
| 06.04.2019 | Leona Divide 50 km Run (USA) | 50km | |||
| 8:01:06 h | Sieminowski, Tammy | Overall: 109 | F: 33 | Cat W50: 4 | |
| 09.03.2019 | Mesquite Canyon 50 km (USA) | 50km | |||
| 8:46:28 h | Sieminowski, Tammy | *Toronto, ON | Overall: 70 | F: 24 | Cat W50: 4 |
| 09.02.2019 | Tarawera 50 km Ultramarathon (NZL) | 50km | |||
| 8:51:13 h | Sieminowski, Tammy | Overall: 482 | F: 203 | Cat W50: 19 | |
| 2018 | 5 Events, 357.674 km (More) | ||||
| 29.09.2018 | Overlook Endurance Run 50M (USA) | 50mi | |||
| 13:59:19 h | Sieminowski, Tammy | *Toronto, ON | Overall: 60 | F: 19 | Cat W45: 3 |
| 05.05.2018 | Strolling Jim 40 Mile (USA) | 40mi | |||
| 9:06:52 h | Sieminowski, Tammy | *Toronto, ON | Overall: 148 | F: 44 | Cat W45: 16 |
| 14.04.2018 | Whiskey Basin 88 km Trail Run (USA) | 88km | |||
| 15:30:01 h | Sieminowski, Tammy | *Toronto, ON | Overall: 59 | F: 14 | Cat W45: 2 |
| 17.03.2018 | Mesquite Canyon 50 km (USA) | 50km | |||
| 7:57:15 h | Sieminowski, Tammy | *Toronto, ON | Overall: 50 | F: 13 | Cat W45: 5 |
| 13.01.2018 | San Diego 50 Mile Trail (USA) | 46.5mi | |||
| 11:14:01 h | Sieminowski, Tammy | *Toronto, ON | Overall: 80 | F: 28 | Cat W45: 4 |
| 2017 | 10 Events, 736.128 km (More) | ||||
| 02.12.2017 | McDowell Mountain Frenzy 50 Mile (USA) | 50mi | |||
| 13:38:14 h | Sieminowski, Tammy | *Toronto, ON | Overall: 55 | F: 15 | Cat W45: 1 |
| 18.-19.11.2017 | Tafraout Atlas Trail (MAR) | 47km | |||
| 6:41:37 h | Sieminowski, Tammy | Overall: 7 | F: 2 | Cat W45: 1 | |
| 11.11.2017 | Colossal Vail 50 Mile (USA) | 50mi | |||
| 13:14:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 31 | F: 12 | Cat W45: 2 |
| 22.-23.07.2017 | Bigfoot 45 Mile Race (USA) | 45mi | |||
| 12:44:45 h | Sieminowski, Tammy | *Toronto, ON | Overall: 56 | F: 23 | Cat W45: 3 |
| 16.06.2017 | Bryce 50 Mile Trail Run (USA) | 50mi | |||
| 15:23:35 h | Sieminowski, Tammy | *Toronto, ON | Overall: 127 | F: 48 | Cat W45: 9 |
| 27.05.2017 | Sulphur Springs Trail Run 50km (CAN) | 50km | |||
| 6:15:08 h | Sieminowski, Tammy | *Toronto | Overall: 74 | F: 24 | Cat W45: 5 |
| 06.05.2017 | Strolling Jim 40 Mile (USA) | 40mi | |||
| 9:13:37 h | Sieminowski, Tammy | *Toronto, ON | Overall: 126 | F: 39 | Cat W45: 8 |
| 07.-08.04.2017 | The Zion 100 Mile Run (USA) | 100mi | |||
| 33:17:15 h | Sieminowski, Tammy | *Toronto, ON | Overall: 155 | F: 32 | Cat W45: 3 |
| 18.03.2017 | Mesquite Canyon 50 km (USA) | 50km | |||
| 8:12:26 h | Sieminowski, Tammy | *Toronto, ON | Overall: 32 | F: 10 | Cat W45: 1 |
| 01.01.2017 | Woodside Trail Run 50K (USA) | 50km | |||
| 7:09:22 h | Sieminowski, Tammy | *Toronto, ON | Overall: 50 | F: 8 | Cat W45: 4 |
| 2016 | 16 Events, 1265.137 km (More) | ||||
| 10.-11.12.2016 | Daytona 100 - 100 Miles Ultra (USA) | 100mi | |||
| 26:51:00 h | Sieminowski, Tammy | Overall: 65 | F: 18 | Cat W45: 3 | |
| 12.11.2016 | Colossal Vail 50 Mile (USA) | 50mi | |||
| 13:46:53 h | Sieminowski, Tammy | *Toronto, ON | Overall: 24 | F: 3 | Cat W45: 1 |
| 15.10.2016 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 6:36:59 h | Sieminowski, Tammy | Overall: 40 | F: 9 | Cat W45: 1 | |
| 08.10.2016 | Can Lake 50 Mile Ultra (USA) | 50mi | |||
| 10:54:31 h | Sieminowski, Tammy | *Toronto, ON | Overall: 52 | F: 15 | Cat W45: 6 |
| 24.09.2016 | Endurance Challenge - Utah Trail 50 km (USA) | 50km | |||
| 7:50:04 h | Sieminowski, Tammy | *Toronto, ON | Overall: 157 | F: 63 | Cat W45: 6 |
| 04.09.2016 | Lake Michigan Trail Marathon 50k (USA) | 50km | |||
| 5:59:24 h | Sieminowski, Tammy | Overall: 21 | F: 8 | Cat W45: 1 | |
| 06.08.2016 | Creemore Vertical Challenge 75 km Trail Run (CAN) | 75km | |||
| 11:27:20 h | Sieminowski, Tammy | Overall: 11 | F: 5 | Cat W45: 1 | |
| 09.07.2016 | Beaverhead 55K Endurance Run (USA) | 55km | |||
| 10:56:55 h | Sieminowski, Tammy | *Toronto, ON | Overall: 69 | F: 22 | Cat W45: 3 |
| 25.06.2016 | Tenderfoot Boogie 50 Mile Ultra Trail Race (CAN) | 50mi | |||
| 13:37:00 h | Sieminowski, Tammy | Overall: 23 | F: 6 | Cat W45: 1 | |
| 28.-29.05.2016 | Booneville Backroads Ultra 100 Mile (USA) | 100mi | |||
| 27:48:57 h | Sieminowski, Tammy | *Toronto, ON | Overall: 10 | F: 2 | Cat W45: 1 |
| 16.04.2016 | Trail Mix Race (USA) | 50km | |||
| 5:40:54 h | Sieminowski, Tammy | *Toronto, ON | Overall: 48 | F: 8 | Cat W45: 1 |
| 12.03.2016 | Mesquite Canyon 50 Mile (USA) | 50mi | |||
| 12:57:41 h | Sieminowski, Tammy | *Toronto, ON | Overall: 10 | F: 4 | Cat W45: 1 |
| 20.02.2016 | Antelope Canyon 50 Mile Race (USA) | 50mi | |||
| 12:54:04 h | Sieminowski, Tammy | *Toronto, ON | Overall: 118 | F: 37 | Cat W45: 9 |
| 06.02.2016 | Puerto Rico 50 Miles Endurance Run (PUR) | 50mi | |||
| 10:40:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 8 | F: 4 | Cat W45: 1 |
| 16.01.2016 | San Diego 50 Mile Trail (USA) | 50mi | |||
| 10:33:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 70 | F: 16 | Cat W45: 2 |
| 09.01.2016 | Hilo to Volcano 50k Ultramarathon (USA) | 50km | |||
| 6:20:50 h | Sieminowski, Tammy | Overall: 19 | F: 7 | Cat W45: 1 | |
| 2015 | 18 Events, 1374.67 km (More) | ||||
| 12.12.2015 | Rodeo Beach 50km (USA) | 50km | |||
| 6:53:43 h | Sieminowski, Tammy | *Toronto, ON | Overall: 38 | F: 5 | Cat W45: 1 |
| 14.11.2015 | Pass Mountain 50 km Race (USA) | 50km | |||
| 7:15:46 h | Sieminowski, Tammy | *Toronto, ON | Overall: 28 | F: 12 | Cat W45: 1 |
| 31.10.2015 | Lantau Trail race 70k (HKG) | 70km | |||
| 15:59:44 h | Sieminowski, Tammy | Overall: 188 | F: 33 | Cat W45: 5 | |
| 17.10.2015 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 6:19:49 h | Sieminowski, Tammy | Overall: 43 | F: 14 | Cat W45: 2 | |
| 10.10.2015 | Can Lake 50 Mile Ultra (USA) | 50mi | |||
| 9:52:40 h | Sieminowski, Tammy | Overall: 37 | F: 14 | Cat W45: 4 | |
| 12.-13.09.2015 | Haliburton Forest 100 Mile Race (CAN) | 100mi | |||
| 28:55:44 h | Sieminowski, Tammy | *Toronto, ON | Overall: 15 | F: 2 | Cat W45: 1 |
| 08.08.2015 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:23:13 h | Sieminowski, Tammy | Overall: 34 | F: 12 | Cat W45: 3 | |
| 18.-19.07.2015 | Vermont 100 Mile Endurance Race (USA) | 100mi | |||
| 27:40:01 h | Sieminowski, Tammy | Overall: 161 | F: 34 | Cat W45: 4 | |
| 27.06.2015 | North Fork 50 Mile Trail Race (USA) | 50mi | |||
| 12:43:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 37 | F: 8 | Cat W45: 1 |
| 20.06.2015 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:09:49 h | Sieminowski, Tammy | *Toronto, ON | Overall: 64 | F: 24 | Cat W45: 4 |
| 15.-16.05.2015 | Grand Canyon 100 Mile (USA) | 100mi | |||
| 29:03:18 h | Sieminowski, Tammy | *Toronto, ON | Overall: 18 | F: 4 | Cat W45: 2 |
| 02.-03.05.2015 | Nirvana Ultra Big Bear 50 Km (USA) | 50km | |||
| 6:58:00 h | Sieminowski, Tammy | Overall: 11 | F: 2 | Cat W45: 1 | |
| 10.04.2015 | The Zion 50 km Run (USA) | 50km | |||
| 6:51:36 h | Sieminowski, Tammy | *Toronto, ON | Overall: 49 | F: 19 | Cat W45: 2 |
| 03.04.2015 | Dead Sea Ultra Marathon (JOR) | 50km | |||
| 5:09:26 h | Sieminowski, Tammy | Overall: 30 | F: 6 | Cat W45: 1 | |
| 28.03.2015 | Crown King Scramble 50K (USA) | 50km | |||
| 7:23:41 h | Sieminowski, Tammy | Overall: 130 | F: 33 | Cat W45: 6 | |
| 07.-08.02.2015 | Iron Horse 50 Mile Endurance Run (USA) | 50mi | |||
| 12:51:30 h | Sieminowski, Tammy | Overall: 35 | F: 13 | Cat W45: 2 | |
| 31.01.2015 | The North Face 100 Thailand - 50 Km (THA) | 50km | |||
| 7:08:28 h | Sieminowski, Tammy | Overall: 90 | F: 14 | Cat W45: 2 | |
| 17.01.2015 | San Diego 50 Mile Trail (USA) | 50mi | |||
| 10:29:29 h | Sieminowski, Tammy | *Toronto, ON | Overall: 94 | F: 25 | Cat W45: 5 |
| 2014 | 13 Events, 1167.92 km (More) | ||||
| 06.12.2014 | McDowell Mountain Frenzy 50 Mile (USA) | 50mi | |||
| 11:49:17 h | Sieminowski, Tammy | *Toronto, ON | Overall: 23 | F: 9 | Cat W45: 2 |
| 15.11.2014 | Coastal Trail Series - Gower Ultra (GBR) | 34mi | |||
| 8:11:56 h | Sieminowski, Tammy | Overall: 81 | F: 14 | Cat W45: 2 | |
| 18.10.2014 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 6:13:47 h | Sieminowski, Tammy | Overall: 37 | F: 10 | Cat W45: 2 | |
| 23.-24.08.2014 | Lean Horse Ultra-Marathon 100 Mile (USA) | 100mi | |||
| 25:39:53 h | Sieminowski, Tammy | *Toronto, ON | Overall: 18 | F: 5 | Cat W45: 3 |
| 19.-20.07.2014 | Tahoe Rim Trail 50M Endurance Run (USA) | 50mi | |||
| 14:41:05 h | Sieminowski, Tammy | *Toronto, ON | Overall: 94 | F: 30 | Cat W45: 4 |
| 05.07.2014 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:14:27 h | Sieminowski, Tammy | *Toronto | Overall: 39 | F: 7 | Cat W45: 1 |
| 01.06.2014 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:38:25 h | Sieminowski, Tammy | Overall: 6042 | F: 889 | Cat W45: 138 | |
| 10.05.2014 | Seaton Trail Run 50 km (CAN) | 50km | |||
| 6:49:27 h | Sieminowski, Tammy | *Toronto | Overall: 42 | F: 8 | Cat W45: 2 |
| 26.-27.04.2014 | Fort Clinch 100 Mile Endurance Run (USA) | 100mi | |||
| 28:01:04 h | Sieminowski, Tammy | *Toronto, ON | Overall: 16 | F: 3 | Cat W45: 2 |
| 22.03.2014 | Mesquite Canyon 50 Mile (USA) | 50mi | |||
| 13:14:18 h | Sieminowski, Tammy | *Toronto, ON | Overall: 15 | F: 3 | Cat W45: 1 |
| 08.-09.03.2014 | Graveyard 100 km Ultramarathon (USA) | 100km | |||
| 14:17:42 h | Sieminowski, Tammy | Overall: 5 | F: 1 | Cat W45: 1 | |
| 08.02.2014 | 50km Caboolture Historical Village Dusk to Dawn (AUS) | 50km | |||
| 5:54:40 h | Sieminowski, Tammy | Overall: 6 | F: 2 | Cat W45: 2 | |
| 18.-19.01.2014 | Long Haul 100 Mile Ultra-Marathons (USA) | 100mi | |||
| 26:48:22 h | Sieminowski, Tammy | Overall: 17 | F: 7 | Cat W45: 1 | |
| 2013 | 15 Events, 1388.229 km (More) | ||||
| 29.12.2013 | Woodside Trail Run 50K (USA) | 50km | |||
| 6:28:31 h | Sieminowski, Tammy | *Toronto, ON | Overall: 67 | F: 23 | Cat W45: 6 |
| 07.12.2013 | McDowell Mountain Frenzy 50 Mile (USA) | 50mi | |||
| 11:11:23 h | Sieminowski, Tammy | *Toronto, ON | Overall: 19 | F: 6 | Cat W45: 1 |
| 05.-06.10.2013 | Arkansas Traveller 100 (USA) | 100mi | |||
| 28:48:30 h | Sieminowski, Tammy | *ON | Overall: 56 | F: 14 | Cat W40: 4 |
| 07.-08.09.2013 | Haliburton Forest 50 Mile Race (CAN) | 50mi | |||
| 12:17:25 h | Sieminowski, Tammy | Overall: 40 | F: 7 | Cat W40: 2 | |
| 17.-18.08.2013 | Beast of Burden Summer 100 Miler (USA) | 100mi | |||
| 23:33:48 h | Sieminowski, Tammy | *Toronto, ON | Overall: 20 | F: 6 | Cat W40: 1 |
| 13.07.2013 | Limberlost 56 km Challenge (CAN) | 56km | |||
| 9:35:13 h | Sieminowski, Tammy | *Toronto | Overall: 63 | F: 16 | Cat W40: 4 |
| 06.07.2013 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:35:33 h | Sieminowski, Tammy | Overall: 52 | F: 12 | Cat W40: 5 | |
| 22.06.2013 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:26:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 51 | F: 19 | Cat W40: 5 |
| 08.06.2013 | Self Transcendence 6 Hour Run Kingston (CAN) | 6h | |||
| 52.158 km | Sieminowski, Tammy | *Toronto, ON | Overall: 32 | F: 12 | Cat W40: 3 |
| 18.-19.05.2013 | Keys100 Ultra-Marathons 100mi (USA) | 100mi | |||
| 26:50:16 h | Sieminowski, Tammy | *Toronto, ON | Overall: 34 | F: 9 | Cat W40: 4 |
| 26.-27.04.2013 | Shizuoka to Yamanashi (STY) (JPN) | 84km | |||
| 18:01:19 h | Sieminowski, Tammy | Overall: 349 | F: 21 | Cat W40: 7 | |
| 23.03.2013 | Mesquite Canyon 50 Mile (USA) | 50mi | |||
| 13:15:56 h | Sieminowski, Tammy | *Toronto, ON | Overall: 16 | F: 7 | Cat W40: 2 |
| 09.-10.02.2013 | Iron Horse 100 Mile Endurance Run (USA) | 100mi | |||
| 25:06:48 h | Sieminowski, Tammy | Overall: 23 | F: 5 | Cat W40: 1 | |
| 27.01.2013 | St. Croix Scenic 50 Mile (USA) | 50mi | |||
| 10:39:26 h | Sieminowski, Tammy | Overall: 4 | F: 2 | Cat W40: 1 | |
| 12.01.2013 | Running from an Angel 50 Miler (USA) | 50mi | |||
| 8:59:40 h | Sieminowski, Tammy | *Toronto, ON | Overall: 12 | F: 4 | Cat W40: 3 |
| 2012 | 11 Events, 993.736 km (More) | ||||
| 15.12.2012 | Woodside Ramble 50K - Winter (USA) | 50km | |||
| 6:59:49 h | Sieminowski, Tammy | *Toronto, ON | Overall: 56 | F: 13 | Cat W40: 4 |
| 27.-28.10.2012 | Javelina Jundred 100 Mile Endurance Run (USA) | 100mi | |||
| 25:45:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 75 | F: 17 | Cat W40: 6 |
| 06.10.2012 | Can Lake 50 Mile Ultra (USA) | 50mi | |||
| 10:06:57 h | Sieminowski, Tammy | *Toronto, ON | Overall: 68 | F: 22 | Cat W40: 5 |
| 29.09.2012 | Run for the Toad 50 km (CAN) | 50km | |||
| 5:47:15 h | Sieminowski, Tammy | *Toronto | Overall: 75 | F: 19 | Cat W40: 6 |
| 15.07.2012 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 12:45:32 h | Sieminowski, Tammy | *Toronto, ON | Overall: 340 | F: 75 | Cat W40: 16 |
| 07.07.2012 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:20:04 h | Sieminowski, Tammy | Overall: 38 | F: 11 | Cat W40: 3 | |
| 23.06.2012 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:12:10 h | Sieminowski, Tammy | *Toronto | Overall: 62 | F: 15 | Cat W40: 3 |
| 26.-27.05.2012 | Sulphur Springs Trail Run 100 Mile (CAN) | 100mi | |||
| 25:36:29 h | Sieminowski, Tammy | *Toronto, ON | Overall: 35 | F: 5 | Cat W40: 1 |
| 24.03.2012 | Bel Monte 50 km Endurance Run (USA) | 50km | |||
| 8:54:22 h | Sieminowski, Tammy | *Toronto, ON | Overall: 46 | F: 11 | Cat W40: 4 |
| 18.-19.02.2012 | Iron Horse 100 Mile Endurance Run (USA) | 100mi | |||
| 23:40:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 20 | F: 3 | Cat W40: 1 |
| 21.-22.01.2012 | Long Haul 100 km Ultra-Marathon (USA) | 100km | |||
| 12:42:20 h | Sieminowski, Tammy | *Toronto, ON | Overall: 7 | F: 3 | Cat W40: 1 |
| 2011 | 11 Events, 1219.744 km (More) | ||||
| 12.-13.11.2011 | Javelina Jundred 100 Mile Endurance Run (USA) | 100mi | |||
| 24:22:53 h | Sieminowski, Tammy | *Toronto, ON | Overall: 68 | F: 17 | Cat W40: 5 |
| 15.10.2011 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 6:15:11 h | Sieminowski, Tammy | *Toronto, ON | Overall: 74 | F: 25 | Cat W40: 4 |
| 08.10.2011 | Can Lake 50 Mile Ultra (USA) | 50mi | |||
| 10:10:46 h | Sieminowski, Tammy | *Toronto, ON | Overall: 39 | F: 10 | Cat W40: 4 |
| 10.-11.09.2011 | Haliburton Forest 50 Mile Race (CAN) | 50mi | |||
| 11:18:05 h | Sieminowski, Tammy | *Toronto | Overall: 24 | F: 5 | Cat W40: 3 |
| 11.-13.07.2011 | Badwater Ultramarathon (USA) | 135mi | |||
| 42:25:26 h | Sieminowski, Tammy | *Toronto, ON | Overall: 64 | F: 18 | Cat W40: 2 |
| 18.06.2011 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:23:11 h | Sieminowski, Tammy | *Toronto | Overall: 80 | F: 23 | Cat W40: 2 |
| 28.-29.05.2011 | Sulphur Springs Trail Run 100 Mile (CAN) | 100mi | |||
| 27:05:22 h | Sieminowski, Tammy | *Toronto, ON | Overall: 30 | F: 9 | Cat W40: 3 |
| 16.04.2011 | Seaton Trail Run 52 km (CAN) | 52km | |||
| 9:18:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 29 | F: 6 | Cat W40: 2 |
| 26.03.2011 | 24 Hours of Utah - 12 hour race (USA) | 12h | |||
| 77.779 km | Sieminowski, Tammy | *Toronto, ON | Overall: 3 | F: 1 | Cat W40: 1 |
| 26.-27.02.2011 | LOST 118 Mile Endurance Run (USA) | 118mi | |||
| 28:21:06 h | Sieminowski, Tammy | *Toronto, ON | Overall: 3 | F: 1 | Cat W40: 1 |
| 15.-16.01.2011 | HURT 100 Endurance Run 100 km (USA) | 100km | |||
| 27:07:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 30 | F: 6 | Cat W40: 2 |
| 2010 | 14 Events, 1173.736 km (More) | ||||
| 06.-07.11.2010 | Mother Road 100 Mile (USA) | 100mi | |||
| 25:18:57 h | Sieminowski, Tammy | *Toronto, ON | Overall: 55 | F: 9 | Cat W40: 3 |
| 16.10.2010 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 5:32:57 h | Sieminowski, Tammy | *Toronto, ON | Overall: 54 | F: 10 | Cat W40: 3 |
| 11.09.2010 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:01:50 h | Sieminowski, Tammy | *Toronto | Overall: 14 | F: 6 | Cat W40: 4 |
| 07.-08.08.2010 | Dirty girls 24 hour Trail Race (CAN) | 24h | |||
| 80.000 km | Sieminowski, Tammy | *Toronto, ON | Overall: 32 | F: 11 | Cat W40: 3 |
| 18.07.2010 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 11:49:31 h | Sieminowski, Tammy | *Toronto, ON | Overall: 127 | F: 27 | Cat W40: 7 |
| 03.07.2010 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:01:07 h | Sieminowski, Tammy | *Toronto | Overall: 30 | F: 7 | Cat W40: 3 |
| 20.06.2010 | Mont Royal Summit Quest 50km (CAN) | 50km | |||
| 5:40:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 7 | F: 3 | Cat W40: 1 |
| 19.06.2010 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:12:14 h | Sieminowski, Tammy | *Toronto, ON | Overall: 62 | F: 10 | Cat W40: 3 |
| 29.-30.05.2010 | Sulphur Springs Trail Run 100mi (CAN) | 100mi | |||
| 25:04:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 17 | F: 6 | Cat W40: 2 |
| 17.04.2010 | Seaton Trail Run 50 Miles (CAN) | 50mi | |||
| 10:47:19 h | Sieminowski, Tammy | *Toronto, ON | Overall: 9 | F: 3 | Cat W40: 2 |
| 27.03.2010 | Chicago Lakefront Spring 50km Race (USA) | 50km | |||
| 5:17:40 h | Sieminowski, Tammy | *Toronto, ON | Overall: 78 | F: 23 | Cat W40: 2 |
| 20.03.2010 | Mesquite Canyon 50 km (USA) | 50km | |||
| 7:38:18 h | Sieminowski, Tammy | Overall: 52 | F: 6 | Cat W40: 2 | |
| 13.-14.02.2010 | Iron Horse 100 Mile Endurance Run (USA) | 100mi | |||
| 23:26:22 h | Sieminowski, Tammy | *Toronto, ON | Overall: 12 | F: 4 | Cat W40: 3 |
| 16.-17.01.2010 | HURT 100 Endurance Run 100 km (USA) | 100km | |||
| 25:17:00 h | Sieminowski, Tammy | *Toronto, ON | Overall: 17 | F: 5 | Cat W40: 1 |
| 2009 | 14 Events, 1158.769 km (More) | ||||
| 19.12.2009 | Lookout Mountain 50 Mile Race (USA) | 50mi | |||
| 11:20:53 h | Sieminowski, Tammy | *Toronto, ON | Overall: 48 | F: 7 | Cat W40: 2 |
| 12.12.2009 | Jacks 50k Trail Race (USA) | 50km | |||
| 5:07:35 h | Sieminowski, Tammy | Overall: 5 | F: 1 | Cat W40: 1 | |
| 07.11.2009 | OPSF Ultra 50 Mile Race (USA) | 50mi | |||
| 12:51:00 h | Sieminowski, Tammy | Overall: 5 | F: 1 | Cat W40: 1 | |
| 17.10.2009 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 5:39:14 h | Sieminowski, Tammy | *Toronto | Overall: 55 | F: 13 | Cat W40: 3 |
| 10.10.2009 | Dick Collins Firetrails 50 Mile (USA) | 50mi | |||
| 10:41:12 h | Sieminowski, Tammy | *Toronto, ON | Overall: 149 | F: 32 | Cat W40: 7 |
| 12.09.2009 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:28:26 h | Sieminowski, Tammy | *Toronto, ON | Overall: 20 | F: 4 | Cat W40: 1 |
| 08.-09.08.2009 | Dirty girls 24 hour Trail Race (CAN) | 24h | |||
| 117.500 km | Sieminowski, Tammy | *Toronto, ON | Overall: 12 | F: 6 | Cat W40: 2 |
| 04.07.2009 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 5:41:26 h | Sieminowski, Tammy | *Toronto, ON | Overall: 31 | F: 5 | Cat W40: 3 |
| 20.06.2009 | Niagara Ultra 50 km (CAN) | 50km | |||
| 4:40:27 h | Sieminowski, Tammy | *Toronto, ON | Overall: 28 | F: 3 | Cat W40: 3 |
| 23.-24.05.2009 | Sulphur Springs Trail Run 100mi (CAN) | 100mi | |||
| 24:31:44 h | Sieminowski, Tammy | *Toronto, ON | Overall: 17 | F: 4 | Cat W40: 2 |
| 18.04.2009 | Seaton Trail Run 78 km (CAN) | 78km | |||
| 10:44:42 h | Sieminowski, Tammy | *Toronto | Overall: 9 | F: 2 | Cat W40: 1 |
| 21.03.2009 | Rucky Chucky Roundabout 50K (USA) | 50km | |||
| 7:08:16 h | Sieminowski, Tammy | Overall: 35 | F: 8 | Cat W40: 1 | |
| 07.-08.02.2009 | Rocky Raccoon 100 Mile Trail Run (USA) | 100mi | |||
| 25:41:24 h | Sieminowski, Tammy | *Toronto, ON | Overall: 94 | F: 19 | Cat W40: 2 |
| 10.01.2009 | Bandera 100 km Ultratrail (USA) | 100km | |||
| 14:30:09 h | Sieminowski, Tammy | *Toronto | Overall: 46 | F: 12 | Cat W40: 3 |
| 2008 | 10 Events, 723.868 km (More) | ||||
| 22.11.2008 | JFK 50 Mile (USA) | 50mi | |||
| 9:16:02 h | Sieminowski, Tammy | *Toranto, ON | Overall: 203 | F: 30 | Cat W40: 8 |
| 18.10.2008 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 5:32:06 h | Sieminowski, Tammy | *Toronto | Overall: 41 | F: 10 | Cat W35: 2 |
| 06.09.2008 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:17:05 h | Sieminowski, Tammy | *Toronto | Overall: 8 | F: 4 | Cat W35: 4 |
| 09.-10.08.2008 | Dirty girls 24 hour Trail Race (CAN) | 24h | |||
| 100.000 km | Sieminowski, Tammy | *Toronto | Overall: 12 | F: 5 | Cat W35: 3 |
| 05.07.2008 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 6:46:06 h | Sieminowski, Tammy | *Toronto | Overall: 44 | F: 10 | Cat W35: 3 |
| 21.06.2008 | Niagara Ultra 50 km (CAN) | 50km | |||
| 4:50:18 h | Sieminowski, Tammy | *Toronto, ON | Overall: 33 | F: 10 | Cat W35: 5 |
| 24.-25.05.2008 | Sulphur Springs Trail Run 100mi (CAN) | 100mi | |||
| 25:14:04 h | Sieminowski, Tammy | *Toronto, ON | Overall: 20 | F: 8 | Cat W35: 2 |
| 03.05.2008 | Toronto Ultra Race 50km (CAN) | 50km | |||
| 4:52:17 h | Sieminowski, Tammy | *Toronto | Overall: 9 | F: 3 | Cat W35: 2 |
| 19.04.2008 | Seaton Trail Run 52 km (CAN) | 52km | |||
| 6:50:09 h | Sieminowski, Tammy | *Toronto, ON | Overall: 16 | F: 6 | Cat W35: 2 |
| 22.03.2008 | Grasslands 50 Mile Trail Run (USA) | 50mi | |||
| 10:35:15 h | Sieminowski, Tammy | *Toronto, ON | Overall: 30 | F: 6 | Cat W35: 2 |
| 2007 | 8 Events, 651.868 km (More) | ||||
| 17.11.2007 | JFK 50 Mile (USA) | 50mi | |||
| 9:57:40 h | Sieminowski, Tammy | *Toronto, ON | Overall: 409 | F: 78 | Cat W35: 19 |
| 13.10.2007 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 5:33:48 h | Sieminowski, Tammy | *Toronto | Overall: 52 | F: 14 | Cat W35: 6 |
| 08.09.2007 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:27:01 h | Sieminowski, Tammy | *Toronto, ON | Overall: 17 | F: 2 | Cat W35: 2 |
| 11.-12.08.2007 | Dirty girls 12 hour Trail Race (CAN) | 12h | |||
| 80.000 km | Sieminowski, Tammy | *Toronto, ON | Overall: 7 | F: 3 | Cat W35: 1 |
| 07.07.2007 | Creemore Vertical Challenge 50 km Trail Run (CAN) | 50km | |||
| 5:39:28 h | Sieminowski, Tammy | *Toronto | Overall: 10 | F: 3 | Cat W35: 3 |
| 25.05.2007 | Sulphur Springs Trail Run 50mi (CAN) | 50mi | |||
| 9:46:01 h | Sieminowski, Tammy | *Toronto, ON | Overall: 14 | F: 3 | Cat W35: 3 |
| 05.05.2007 | Toronto Ultra Race 100km (CAN) | 100km | |||
| 11:24:15 h | Sieminowski, Tammy | *Toronto | Overall: 18 | F: 8 | Cat W35: 4 |
| 03.-04.02.2007 | Rocky Raccoon 100 Mile Trail Run (USA) | 100mi | |||
| 27:02:51 h | Sieminowski, Tammy | *ON | Overall: 117 | F: 24 | Cat W35: 6 |
| 2006 | 5 Events, 332.467 km (More) | ||||
| 14.10.2006 | Vulture Bait 50 km Trail Race (CAN) | 50km | |||
| 5:33:52 h | Sieminowski, Tammy | *Toronto | Overall: 44 | F: 12 | Cat W35: 2 |
| 01.07.2006 | Finger Lakes Fifties 50 km Run (USA) | 50km | |||
| 7:43:35 h | Sieminowski, Tammy | *Toronto, ON | Overall: 51 | F: 11 | Cat W35: 5 |
| 26.05.2006 | Sulphur Springs Trail Run 50mi (CAN) | 50mi | |||
| 10:16:07 h | Sieminowski, Tammy | *Toronto, ON | Overall: 18 | F: 4 | Cat W35: 1 |
| 06.05.2006 | Toronto Ultra Race 100km - 50km Split (CAN) | 50km | |||
| 4:36:49 h | Sieminowski, Tammy | *Toronto | Overall: 17 | F: 7 | Cat W35: 4 |
| 06.05.2006 | Toronto Ultra Race 100km (CAN) | 100km | |||
| 11:27:27 h | Sieminowski, Tammy | *Toronto | Overall: 26 | F: 12 | Cat W35: 6 |
| 08.04.2006 | Seaton Trail Run 52 km (CAN) | 52km | |||
| 6:35:21 h | Sieminowski, Tammy | Overall: 22 | F: 5 | Cat W35: 4 | |
| 2005 | 5 Events, 292 km (More) | ||||
| 10.09.2005 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:34:00 h | Sieminowski, Tammy | *ON | Overall: 26 | F: 7 | Cat W35: 5 |
| 30.-31.07.2005 | Ultimat Canuck 92 Km Stage Race (CAN) | 92km/2stages | |||
| 11:14:54 h | Sieminowski, Tammy | *Toronto, ON | Overall: 32 | F: 6 | Cat W35: 2 |
| 27.05.2005 | Sulphur Springs Trail Run 50km (CAN) | 50km | |||
| 5:32:37 h | Sieminowski, Tammy | *Toronto, ON | Overall: 26 | F: 4 | Cat W35: 1 |
| 07.05.2005 | Toronto Ultra Race 50km (CAN) | 50km | |||
| 5:15:13 h | Sieminowski, Tammy | *Toronto | Overall: 17 | F: 3 | Cat W35: 1 |
| 09.04.2005 | Shades Mills 50 km Trail Run (CAN) | 50km | |||
| 5:54:16 h | Sieminowski, Tammy | *Toronto, ON | Overall: 43 | F: 4 | Cat W35: 2 |
| 2004 | 5 Events, 292 km (More) | ||||
| 11.09.2004 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:50:29 h | Sieminowski, Tammy | *Toronto, ON | Overall: 27 | F: 8 | Cat W35: 4 |
| 31.07.-01.08.2004 | Ultimat Canuck 92 Km Stage Race (CAN) | 92km/2stages | |||
| 10:58:51 h | Sieminowski, Tammy | *Toronto, ON | Overall: 23 | F: 7 | Cat W35: 4 |
| 26.06.2004 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:13:39 h | Sieminowski, Tammy | *Toronto | Overall: 35 | F: 11 | Cat W35: 5 |
| 29.05.2004 | Sulphur Springs Trail Run 50km (CAN) | 50km | |||
| 6:05:18 h | Sieminowski, Tammy | *Toronto, ON | Overall: 32 | F: 4 | Cat W35: 1 |
| 01.05.2004 | Toronto Ultra Race 50km (CAN) | 50km | |||
| 5:10:49 h | Sieminowski, Tammy | *Toronto, ON | Overall: 14 | F: 5 | Cat W35: 1 |
| 2003 | 1 Event, 50 km (More) | ||||
| 28.06.2003 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:14:16 h | Sieminowski, Tammy | *Toronto, ON | Overall: 17 | F: 6 | Cat W23: 4 |
| 2002 | 2 Events, 100 km (More) | ||||
| 07.09.2002 | Haliburton Forest 50 km Race (CAN) | 50km | |||
| 6:02:13 h | Sieminowski, Tammy | *Toronto, ON | Overall: 19 | F: 4 | Cat W23: 2 |
| 29.06.2002 | Niagara Ultra 50 km (CAN) | 50km | |||
| 5:26:30 h | Sieminowski, Tammy | *Toronto, ON | Overall: 28 | F: 9 | Cat W23: 5 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2024 | 2022 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 4:36:49 |
|
|
|
|
|
|
|
|
5:09:49
(1388/52) |
5:54:40
(3154/59) |
5:26:30
(1999/28) |
5:12:10
(1320/16) |
5:23:11
(1481/25) |
5:12:14
(1144/20) |
4:40:27
(262/3) |
4:50:18
(293/16) |
|
4:36:49
(209/7) |
5:15:13
(341/17) |
5:10:49
(436/16) |
5:14:16
(405/8) |
5:26:30
(472/14) |
| 50mi | 9:52:40 |
|
|
|
|
|
|
|
10:54:31
(159/7) |
9:52:40
(99/5) |
|
|
10:06:57
(109/1) |
10:10:46
(64/3) |
|
|
|
|
|
|
|
|
|
| 100km | 11:24:15 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
11:24:15
(302/14) |
11:27:27
(337/15) |
|
|
|
|
| 6h | 52.158 |
|
|
|
|
|
|
|
|
|
|
52.158
(509/22) |
|
|
|
|
|
|
|
|
|
|
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2022 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Niagara Ultra 50 km | 10 | 5:09:49 | 5:26:30 | 5:12:10 | 5:23:11 | 5:12:14 | 4:40:27 | 4:50:18 | 5:13:39 | 5:14:16 | 5:26:30 | ||||||||||||
| Vulture Bait 50 km Trail Race | 9 | 6:36:59 | 6:19:49 | 6:13:47 | 6:15:11 | 5:32:57 | 5:39:14 | 5:32:06 | 5:33:48 | 5:33:52 | |||||||||||||
| Creemore Vertical Challenge 50 km Trail Run | 8 | 6:23:13 | 6:14:27 | 6:35:33 | 6:20:04 | 6:01:07 | 5:41:26 | 6:46:06 | 5:39:28 | ||||||||||||||
| Haliburton Forest 50 km Race | 7 | 6:01:50 | 6:28:26 | 6:17:05 | 6:27:01 | 6:34:00 | 6:50:29 | 6:02:13 | |||||||||||||||
| Mesquite Canyon 50 km | 5 | 8:58:39 | 8:46:28 | 7:57:15 | 8:12:26 | 7:38:18 | |||||||||||||||||
| Sulphur Springs Trail Run 100mi | 5 | 25:36:29 | 27:05:22 | 25:04:00 | 24:31:44 | 25:14:04 | |||||||||||||||||
| San Diego 50 Mile Trail | 4 | 12:29:08 | 11:14:01 | 10:33:30 | 10:29:29 | ||||||||||||||||||
| Seaton Trail Run 52 km | 4 | 6:49:27 | 9:18:00 | 6:50:09 | 6:35:21 | ||||||||||||||||||
| Can Lake 50 Mile Ultra | 4 | 10:54:31 | 9:52:40 | 10:06:57 | 10:10:46 | ||||||||||||||||||
| McDowell Mountain Frenzy 50 Mile | 3 | 13:38:14 | 11:49:17 | 11:11:23 | |||||||||||||||||||
| Mesquite Canyon 50 Mile | 3 | 12:57:41 | 13:14:18 | 13:15:56 | |||||||||||||||||||
| Sulphur Springs Trail Run 50km | 3 | 6:15:08 | 5:32:37 | 6:05:18 | |||||||||||||||||||
| Iron Horse 100 Mile Endurance Run | 3 | 25:06:48 | 23:40:00 | 23:26:22 | |||||||||||||||||||
| Dirty girls 24 hour Trail Race | 3 | 80.000 | 117.500 | 100.000 | |||||||||||||||||||
| Toronto Ultra Race 50km | 3 | 4:52:17 | 5:15:13 | 5:10:49 | |||||||||||||||||||
| Colossal Vail 50 Mile | 2 | 13:14:30 | 13:46:53 | ||||||||||||||||||||
| Ultimat Canuck 92 Km Stage Race | 2 | 11:14:54 | 10:58:51 | ||||||||||||||||||||
| Woodside Trail Run 50K | 2 | 7:09:22 | 6:28:31 | ||||||||||||||||||||
| Strolling Jim 40 Mile | 2 | 9:06:52 | 9:13:37 | ||||||||||||||||||||
| Leadville Silver Rush 50 Mile Run | 2 | 12:45:32 | 11:49:31 | ||||||||||||||||||||
| HURT 100 Endurance Run 100 km | 2 | 27:07:00 | 25:17:00 | ||||||||||||||||||||
| Seaton Trail Run 78 km | 2 | 10:47:19 | 10:44:42 | ||||||||||||||||||||
| Haliburton Forest 50 Mile Race | 2 | 12:17:25 | 11:18:05 | ||||||||||||||||||||
| JFK 50 Mile | 2 | 9:16:02 | 9:57:40 | ||||||||||||||||||||
| Sulphur Springs Trail Run 50mi | 2 | 9:46:01 | 10:16:07 | ||||||||||||||||||||
| Rocky Raccoon 100 Mile Trail Run | 2 | 25:41:24 | 27:02:51 | ||||||||||||||||||||
| Javelina Jundred 100 Mile Endurance Run | 2 | 25:45:00 | 24:22:53 | ||||||||||||||||||||
| Toronto Ultra Race 100km | 2 | 11:24:15 | 11:27:27 |