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| Name: | Piepgrass, Ammon |
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| Club: | Harpenden Arrows | ||
| Residence: | UK - Harpenden | ||
| Year of birth: | 1976 | (Cat. german: M50) | |
| Date of birth: | 27.12.1976 | (Cat. internat.: M45) | |
| Nationality: | CAN  |
Canada | |
| RunnerID: | 134523 | ||
82 search results (77 Events, 9264.228 km). (More)
| 2026 | 2 Events, 230.135 km (More) | ||||
|---|---|---|---|---|---|
| 23.-25.01.2026 | Arc of Attrition by UTMB - Arc 100 (GBR) | 100mi | |||
| 28:49:01 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 64 | M: 59 | Cat M45: 8 |
| 10.01.2026 | Country to Capital (GBR) | 43mi | |||
| 6:26:12 h | Piepgrass, Ammon | Overall: 26 | M: 25 | Cat M45: 6 | |
| 2025 | 3 Events, 589.467 km (More) | ||||
| 31.08.-06.09.2025 | SwissPeaks 380 (SUI) | 384km | |||
| 5d 02:45:56 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 55 | M: 52 | Cat M45: 12 |
| 11.-13.07.2025 | ehunmilak Ultra-Trail 171 km (ESP) | 125km | |||
| 23:13:41 h | Piepgrass, Ammon | Overall: 77 | M: 74 | Cat M45: 23 | |
| 12.04.2025 | South Downs Way 50 Mile Race (GBR) | 50mi | |||
| 8:41:23 h | Piepgrass, Ammon | Overall: 36 | M: 32 | Cat M45: 5 | |
| 2024 | 10 Events, 1057.229 km (More) | ||||
| 23.-24.11.2024 | Copthorne 100km (GBR) | 99km | |||
| 13:26:20 h | Piepgrass, Ammon | Overall: 2 | M: 2 | Cat M45: 1 | |
| 09.-10.11.2024 | Wendover Woods 50 Mile (GBR) | 50mi | |||
| 9:36:24 h | Piepgrass, Ammon | Overall: 18 | M: 17 | Cat M45: 5 | |
| 12.-13.10.2024 | Autumn 100 Mile Race (GBR) | 100mi | |||
| 21:09:45 h | Piepgrass, Ammon | Overall: 29 | M: 25 | Cat M45: 5 | |
| 03.-04.08.2024 | North Downs Way 100 Mile Race (GBR) | 103mi | |||
| 21:52:54 h | Piepgrass, Ammon | Overall: 13 | M: 12 | Cat M45: 3 | |
| 20.07.2024 | Helvellyn Sky Ultra (formerly Lakes Sky Ultra) (GBR) | 57km | |||
| 9:40:48 h | Piepgrass, Ammon | Overall: 29 | M: 27 | Cat M45: 4 | |
| 22.06.2024 | 14 Peaks Ultra (GBR) | 33mi | |||
| 9:56:23 h | Piepgrass, Ammon | Overall: 25 | M: 23 | Cat M45: 3 | |
| 08.-09.06.2024 | South Downs Way 100 Mile Race (GBR) | 100mi | |||
| 21:18:49 h | Piepgrass, Ammon | Overall: 80 | M: 76 | Cat M45: 17 | |
| 04.-05.05.2024 | Thames Path 100 (GBR) | 100mi | |||
| 27:44:56 h | Piepgrass, Ammon | Overall: 146 | M: 131 | Cat M45: 30 | |
| 16.03.2024 | Hundred Hills 50km (GBR) | 31mi | |||
| 5:00:11 h | Piepgrass, Ammon | Overall: 35 | M: 33 | Cat M45: 8 | |
| 06.01.2024 | Country to Capital (GBR) | 43mi | |||
| 7:27:00 h | Piepgrass, Ammon | Overall: 100 | M: 90 | Cat M45: 15 | |
| 2023 | 7 Events, 593.847 km (More) | ||||
| 14.-15.10.2023 | Autumn 100 Mile Race (GBR) | 100mi | |||
| 21:19:27 h | Piepgrass, Ammon | *Harpenden | Overall: 45 | M: 40 | Cat M45: 13 |
| 16.09.2023 | Chiltern Wonderland 50 (GBR) | 50mi | |||
| 9:35:33 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 29 | M: 25 | Cat M45: 8 |
| 08.-09.07.2023 | Wendover Woods Night 50km (GBR) | 31mi | |||
| 5:27:45 h | Piepgrass, Ammon | *Harpenden | Overall: 10 | M: 10 | Cat M45: 2 |
| 20.05.2023 | North Downs Way 50 Mile Race (GBR) | 50mi | |||
| 8:58:15 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 43 | M: 40 | Cat M45: 6 |
| 13.-14.05.2023 | Ultra-Trail Snowdonia - 100K (GBR) | 103km | |||
| 21:16:55 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 105 | M: 97 | Cat M45: 9 |
| 18.03.2023 | Hundred Hills 50km (GBR) | 31mi | |||
| 5:21:29 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 34 | M: 27 | Cat M45: 7 |
| 07.01.2023 | Country to Capital (GBR) | 43mi | |||
| 7:49:45 h | Piepgrass, Ammon | Overall: 98 | M: 79 | Cat M45: 17 | |
| 2022 | 4 Events, 778.135 km (More) | ||||
| 05.-10.09.2022 | Dragon's Back Race (GBR) | 380km/6stages | |||
| 2d 16:32:29 h | Piepgrass, Ammon | Overall: 13 | M: 12 | Cat M45: 2 | |
| 08.-10.07.2022 | Ultratrail ehunmilak 168 km (ESP) | 168km | |||
| 35:37:40 h | Piepgrass, Ammon | Overall: 115 | M: 109 | Cat M45: 21 | |
| 28.-29.01.2022 | The Arc of Attrition 100 Mile (GBR) | 100mi | |||
| 31:22:27 h | Piepgrass, Ammon | Overall: 73 | M: 67 | Cat M45: 15 | |
| 08.01.2022 | Country to Capital (GBR) | 43mi | |||
| 7:45:30 h | Piepgrass, Ammon | Overall: 100 | M: 84 | Cat M45: 17 | |
| 2021 | 9 Events, 1493.237 km (More) | ||||
| 16.-17.10.2021 | Autumn 100 Mile Race (GBR) | 100mi | |||
| 21:30:36 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 45 | M: 40 | Cat M40: 13 |
| 24.-25.09.2021 | Spartathlon (GRE) | 246km | |||
| 33:27:27 h | Piepgrass, Ammon | Overall: 69 | M: 60 | Cat M40: 13 | |
| 28.-30.08.2021 | Leeds & Liverpool Canal Race 130 mile (LLCR) (GBR) | 130mi | |||
| 29:11:00 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 6 | M: 6 | Cat M40: 1 |
| 07.-08.08.2021 | North Downs Way 100 Mile Race (GBR) | 103mi | |||
| 23:10:01 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 25 | M: 23 | Cat M40: 10 |
| 12.-13.06.2021 | South Downs Way 100 Mile Race (GBR) | 100mi | |||
| 20:43:12 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 46 | M: 43 | Cat M40: 11 |
| 29.-31.05.2021 | Grand Union Canal Race 145 mile (GUCR) (GBR) | 145mi | |||
| 34:33:00 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 11 | M: 9 | Cat M40: 4 |
| 08.-09.05.2021 | Thames Path 100 (GBR) | 100mi | |||
| 19:56:36 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 34 | M: 34 | Cat M40: 17 |
| 01.05.2021 | Country to Capital (GBR) | 43mi | |||
| 7:11:38 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 84 | M: 70 | Cat M40: 15 |
| 10.04.2021 | Rose of the Shires Ultra 54 (GBR) | 54mi | |||
| 8:59:09 h | Piepgrass, Ammon | Overall: 13 | M: 13 | Cat M40: 5 | |
| 2020 | 2 Events, 249.447 km (More) | ||||
| 02.-03.10.2020 | North Coast 110 Mile (GBR) | 110mi | |||
| 29:11:00 h | Piepgrass, Ammon | Overall: 9 | M: 8 | Cat M40: 4 | |
| 11.01.2020 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 7:15:29 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 106 | M: 94 | Cat M40: 24 |
| 2019 | 6 Events, 783.529 km (More) | ||||
| 07.-08.12.2019 | Montane Cheviot Goat (GBR) | 55mi | |||
| 12:43:23 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 23 | M: 21 | Cat M40: 5 |
| 02.-03.11.2019 | Gloucester 24 hour track race - 100mi split (GBR) | 100mi | |||
| 21:21:33 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 13 | M: 12 | Cat M40: 2 |
| 02.-03.11.2019 | Gloucester 24 hour track race (GBR) | 24h | |||
| 175.790 km | Piepgrass, Ammon | Harpenden Arrows | Overall: 8 | M: 8 | Cat M40: 2 |
| 02.-03.11.2019 | Gloucester 24 hour track race - 6h split (GBR) | 6h | |||
| 65.600 km | Piepgrass, Ammon | Overall: 4 | M: 4 | Cat M40: 2 | |
| 02.-03.11.2019 | Gloucester 24 hour track race - 12h split (GBR) | 12h | |||
| 112.400 km | Piepgrass, Ammon | Overall: 6 | M: 6 | Cat M40: 2 | |
| 02.-03.11.2019 | Gloucester 24 hour track race - 100km split (GBR) | 100km | |||
| 10:01:00 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 6 | M: 6 | Cat M40: 2 |
| 31.08.2019 | St. Albans Stampede 12h Enduro (GBR) | 12h | |||
| 115.872 km | Piepgrass, Ammon | Overall: 3 | M: 1 | Cat M40: 1 | |
| 19.-21.07.2019 | Andorra UT Vallnord / Ronda dels Cims (AND) | 170km | |||
| 2d 02:56:20 h | Piepgrass, Ammon | Overall: 86 | M: 82 | Cat M40: 23 | |
| 29.-30.06.2019 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 22:33:59 h | Piepgrass, Ammon | *Harpenden | Overall: 68 | M: 50 | Cat M40: 11 |
| 12.01.2019 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 5:40:22 h | Piepgrass, Ammon | Overall: 14 | M: 14 | Cat M40: 4 | |
| 2018 | 2 Events, 241.401 km (More) | ||||
| 17.11.2018 | Wendover Woods 50 (GBR) | 50mi | |||
| 9:18:51 h | Piepgrass, Ammon | Overall: 13 | M: 12 | Cat M40: 3 | |
| 13.-14.10.2018 | Autumn 100 Mile Race (GBR) | 100mi | |||
| 19:54:14 h | Piepgrass, Ammon | Overall: 15 | M: 11 | Cat M40: 3 | |
| 2017 | 8 Events, 844.041 km (More) | ||||
| 18.11.2017 | Beacons Ultra (GBR) | 45mi | |||
| 7:29:32 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 11 | M: 10 | Cat M40: 4 |
| 21.-22.10.2017 | Autumn 100 Mile Race (GBR) | 100mi | |||
| 20:36:56 h | Piepgrass, Ammon | Overall: 28 | M: 26 | Cat M40: 8 | |
| 01.-03.09.2017 | Ultra Trail Tour du Mont Blanc (UTMB) (FRA) | 167.7km | |||
| 36:30:05 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 435 | M: 398 | Cat M40: 91 |
| 11.08.2017 | Beacons 50 (GBR) | 50mi | |||
| 10:01:55 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 1 | M: 1 | Cat M40: 1 |
| 24.-25.06.2017 | 10 Peaks The Lakes – Long Trail (GBR) | 73km | |||
| 14:17:02 h | Piepgrass, Ammon | Overall: 7 | M: 7 | Cat M40: 2 | |
| 29.-30.04.2017 | Thames Path 100 (GBR) | 100mi | |||
| 17:50:56 h | Piepgrass, Ammon | Overall: 12 | M: 11 | Cat M40: 3 | |
| 04.02.2017 | Coastal Trail Series - South Devon Ultra (GBR) | 34.9mi | |||
| 5:27:02 h | Piepgrass, Ammon | Overall: 4 | M: 4 | Cat M40: 2 | |
| 14.01.2017 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 5:39:29 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 7 | M: 7 | Cat M40: 1 |
| 2016 | 2 Events, 197.42 km (More) | ||||
| 30.-31.07.2016 | Canadian Death Race (CAN) | 125km | |||
| 17:19:18 h | Piepgrass, Ammon | *Harpenden | Overall: 27 | M: 26 | Cat M35: 8 |
| 16.01.2016 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 5:48:09 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 17 | M: 14 | Cat M35: 5 |
| 2015 | 3 Events, 361.42 km (More) | ||||
| 28.-30.08.2015 | Ultra Trail Tour du Mont Blanc (UTMB) (FRA) | 170km | |||
| 38:28:55 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 515 | M: 477 | Cat M35: 125 |
| 26.-27.06.2015 | Lavaredo Ultra Trail by UTMB - 120K (ITA) | 119km | |||
| 18:43:15 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 118 | M: 104 | Cat M35: 33 |
| 17.01.2015 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 6:10:41 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 14 | M: 12 | Cat M35: 2 |
| 2014 | 4 Events, 446.118 km (More) | ||||
| 07.-09.11.2014 | Druid Challenge Ridgeway Multistage Ultra (GBR) | 84mi/3stages | |||
| 12:08:51 h | Piepgrass, Ammon | Overall: 4 | M: 4 | Cat M35: 3 | |
| 12.10.2014 | Royal Park Ultra (GBR) | 50km | |||
| 4:09:43 h | Piepgrass, Ammon | Overall: 26 | M: 25 | Cat M35: 7 | |
| 25.-27.07.2014 | Lakeland 100 Mile (GBR) | 100mi | |||
| 28:45:10 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 28 | M: 26 | Cat M35: 7 |
| 28.-29.06.2014 | 10 Peaks The Lakes - Xtrem Trail (GBR) | 100km | |||
| 26:10:23 h | Piepgrass, Ammon | Harpenden Arrows | Overall: 10 | M: 9 | Cat M35: 2 |
| 2013 | 2 Events, 225 km (More) | ||||
| 03.-04.08.2013 | Canadian Death Race (CAN) | 125km | |||
| 16:37:33 h | Piepgrass, Ammon | *Harpenden | Overall: 17 | M: 16 | Cat M35: 9 |
| 13.-14.07.2013 | Race to the Stones 100 km Ultramarathon (GBR) | 100km | |||
| 12:09:47 h | Piepgrass, Ammon | Overall: 16 | M: 16 | Cat M35: 5 | |
| 2012 | 4 Events, 401.934 km (More) | ||||
| 30.09.2012 | London to Brighton Trail Race (GBR) | 90km | |||
| 10:56:00 h | Piepgrass, Ammon | Overall: 10 | M: 9 | Cat M35: 1 | |
| 09.09.2012 | Trail Cote d'Opale (FRA) | 62km | |||
| 7:22:00 h | Piepgrass, Ammon | Overall: 48 | M: 45 | Cat M35: 11 | |
| 18.-19.08.2012 | Leadville Trail 100 Mile (USA) | 100mi | |||
| 27:07:19 h | Piepgrass, Ammon | *Calgary, AB | Overall: 122 | M: 105 | Cat M35: 33 |
| 03.06.2012 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 8:14:15 h | Piepgrass, Ammon | Canada | Overall: 1229 | M: 1184 | Cat M35: 318 |
| 2011 | 1 Event, 50 km (More) | ||||
| 20.02.2011 | 50km London Ultra Trail Race (GBR) | 50km | |||
| 4:36:05 h | Piepgrass, Ammon | *Calgary | Overall: 23 | M: 22 | Cat M23: 8 |
| 2010 | 6 Events, 589.401 km (More) | ||||
| 10.-11.09.2010 | Lost Soul Ultra 100 Mile Race (CAN) | 100mi | |||
| 25:10:32 h | Piepgrass, Ammon | *Calgary | Overall: 2 | M: 2 | Cat M23: 1 |
| 14.08.2010 | Iron Legs 50 Mile Mountain Race (CAN) | 50mi | |||
| 10:17:02 h | Piepgrass, Ammon | Overall: 11 | M: 11 | Cat M23: 2 | |
| 10.-11.07.2010 | Sinister 7 Ultra (CAN) | 146km | |||
| 22:08:14 h | Piepgrass, Ammon | Overall: 6 | M: 6 | Cat M23: 4 | |
| 26.06.2010 | Fast Trax Ultra 100km - 50km Split (CAN) | 50km | |||
| 5:10:10 h | Piepgrass, Ammon | Overall: 11 | M: 7 | Cat M23: 1 | |
| 26.06.2010 | Fast Trax Ultra 100km (CAN) | 100km | |||
| 11:29:49 h | Piepgrass, Ammon | Overall: 11 | M: 7 | Cat M23: 1 | |
| 30.05.2010 | Blackfoot Ultra 50 Km (CAN) | 50km | |||
| 5:24:00 h | Piepgrass, Ammon | Overall: 14 | M: 11 | Cat M23: 5 | |
| 15.02.2010 | Gord's Frozen Ass Fifty (CAN) | 52km | |||
| 4:56:03 h | Piepgrass, Ammon | *Calgary | Overall: 29 | M: 21 | Cat M23: 5 |
| 2009 | 2 Events, 132.467 km (More) | ||||
| 15.08.2009 | Iron Legs 50 Mile Mountain Race (CAN) | 50mi | |||
| 12:25:00 h | Piepgrass, Ammon | Overall: 12 | M: 8 | Cat M23: 3 | |
| 16.02.2009 | Gord's Frozen Ass Fifty (CAN) | 52km | |||
| 4:43:57 h | Piepgrass, Ammon | *Calgary | Overall: 16 | M: 16 | Cat M23: 8 |
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 | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | |
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| 50km | 5:10:10 |
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5:10:10
(6013/68) |
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| 100km | 10:01:00 |
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10:01:00
(1736/5) |
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11:29:49
(3209/19) |
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| 100mi | 21:21:33 |
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21:21:33
(457/5) |
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| 6h | 65.600 |
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65.600
(576/8) |
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| 12h | 112.400 |
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112.400
(441/7) |
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| 24h | 175.790 |
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175.790
(621/9) |
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Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GB Ultra Country to Capital | 10 | 6:26:12 | 7:27:00 | 7:49:45 | 7:45:30 | 7:11:38 | 7:15:29 | 5:40:22 | 5:39:29 | 5:48:09 | 6:10:41 | ||||||||
| Autumn 100 Mile Race | 5 | 21:09:45 | 21:19:27 | 21:30:36 | 19:54:14 | 20:36:56 | |||||||||||||
| Thames Path 100 | 3 | 27:44:56 | 19:56:36 | 17:50:56 | |||||||||||||||
| Hundred Hills 50km | 2 | 5:00:11 | 5:21:29 | ||||||||||||||||
| Wendover Woods 50 | 2 | 9:36:24 | 9:18:51 | ||||||||||||||||
| The Arc of Attrition 100 Mile | 2 | 28:49:01 | 31:22:27 | ||||||||||||||||
| South Downs Way 100 Mile Race | 2 | 21:18:49 | 20:43:12 | ||||||||||||||||
| North Downs Way 100 Mile Race | 2 | 21:52:54 | 23:10:01 | ||||||||||||||||
| Gord's Frozen Ass Fifty | 2 | 4:56:03 | 4:43:57 | ||||||||||||||||
| Ultratrail ehunmilak 168 km | 2 | 23:13:41 | 35:37:40 | ||||||||||||||||
| Iron Legs 50 Mile Mountain Race | 2 | 10:17:02 | 12:25:00 | ||||||||||||||||
| Canadian Death Race | 2 | 17:19:18 | 16:37:33 | ||||||||||||||||
| Ultra Trail Tour du Mont Blanc (UTMB) | 2 | 36:30:05 | 38:28:55 |