| Name: | Crosby, Robert |
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| Club: | |||
| Residence: | Summerville, SC | ||
| Year of birth: | 1958 | (Cat. german: M65) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M65) | |
| Nationality: | USA ![]() |
United States | |
| RunnerID: | 21487 | ||
85 search results (85 Events, 6693.449 km). (More)
| 2025 | 5 Events, 503.838 km (More) | ||||
|---|---|---|---|---|---|
| 14.-16.11.2025 | Hallucination 34 Hour Trail Run (USA) | 34h | |||
| 87.870 km | Crosby, Robert | *Summerville, SC | Overall: 20 | M: 11 | Cat M65: 1 |
| 18.-19.10.2025 | Delirium Ultra 24 Hour Run (USA) | 24h | |||
| 82.321 km | Crosby, Robert | *Summerville, SC | Overall: 23 | M: 19 | Cat M65: 1 |
| 30.05.-01.06.2025 | Stevi's Roost 48 Hour Ultra (USA) | 48h | |||
| 161.368 km | Crosby, Robert | *Summerville, SC | Overall: 10 | M: 7 | Cat M65: 1 |
| 25.-27.04.2025 | Cannonball Run - 34h (USA) | 34h | |||
| 84.973 km | Crosby, Robert | *Summerville, SC | Overall: 8 | M: 5 | Cat M65: 1 |
| 15.-16.02.2025 | Sandhills Trail & Ultra Festival 30 Hour Run (USA) | 30h | |||
| 87.306 km | Crosby, Robert | *Summerville, SC | Overall: 15 | M: 10 | Cat M65: 1 |
| 2024 | 3 Events, 214.669 km (More) | ||||
| 27.-28.04.2024 | Bronze Dragonfly 30 Hour Ultra (USA) | 30h | |||
| 85.922 km | Crosby, Robert | *Summerville, SC | Overall: 29 | M: 17 | Cat M65: 1 |
| 16.-17.03.2024 | Hallucination 24 Hour Trail Run (USA) | 24h | |||
| 80.467 km | Crosby, Robert | *Summerville, SC | Overall: 9 | M: 6 | Cat M65: 1 |
| 17.-18.02.2024 | Sandhills Trail & Ultra Festival 30 Hour Run (USA) | 30h | |||
| 48.280 km | Crosby, Robert | *Summerville, SC | Overall: 42 | M: 22 | Cat M65: 1 |
| 2023 | 4 Events, 254.923 km (More) | ||||
| 28.-29.10.2023 | Delirium Ultra 24 Hour Run (USA) | 24h | |||
| 98.250 km | Crosby, Robert | *Summerville, SC | Overall: 28 | M: 15 | Cat M60: 1 |
| 29.-30.04.2023 | Bronze Dragonfly 30 Hour Ultra (USA) | 30h | |||
| 56.327 km | Crosby, Robert | *Summerville, SC | Overall: 35 | M: 17 | Cat M60: 1 |
| 31.03.-02.04.2023 | The Country Mile 48 Hour Race (USA) | 48h | |||
| 49.889 km | Crosby, Robert | *Summerville, SC | Overall: 204 | M: 111 | Cat M60: 7 |
| 07.01.2023 | Retreat Repeat Run (USA) | 8h | |||
| 50.457 km | Crosby, Robert | *Summerville, SC | Overall: 24 | M: 18 | Cat M60: 2 |
| 2022 | 2 Events, 180.889 km (More) | ||||
| 05.-06.11.2022 | Dark Horse 30 Hour Ultra Run (USA) | 30h | |||
| 126.172 km | Crosby, Robert | *Summerville, SC | Overall: 9 | M: 5 | Cat M60: 1 |
| 08.01.2022 | Retreat Repeat Run (USA) | 8h | |||
| 54.717 km | Crosby, Robert | *Summerville, SC | Overall: 15 | M: 10 | Cat M60: 2 |
| 2021 | 5 Events, 360.037 km (More) | ||||
| 04.12.2021 | Last Chance 50K Trail Run (USA) | 50km | |||
| 7:36:24 h | Crosby, Robert | *Summerville, SC | Overall: 13 | M: 11 | Cat M60: 3 |
| 13.11.2021 | Swamp Fox Ultra 50km (USA) | 50km | |||
| 6:21:21 h | Crosby, Robert | *Summerville, SC | Overall: 4 | M: 4 | Cat M60: 1 |
| 30.-31.10.2021 | Dark Horse 30 Hour Ultra Run (USA) | 30h | |||
| 126.172 km | Crosby, Robert | *Summerville, SC | Overall: 9 | M: 5 | Cat M60: 1 |
| 28.08.2021 | FOKing Run for the Greenhouse 8 Hour Race (USA) | 8h | |||
| 53.398 km | Crosby, Robert | *Summerville, SC | Overall: 8 | M: 5 | Cat M60: 1 |
| 12.-13.06.2021 | Bethel Hill Moonlight Boogie 50 Miles (USA) | 50mi | |||
| 12:23:10 h | Crosby, Robert | *Summerville, SC | Overall: 19 | M: 14 | Cat M60: 3 |
| 2020 | 3 Events, 402.805 km (More) | ||||
| 27.-28.12.2020 | Charleston 100 Race (USA) | 100mi | |||
| 32:43:49 h | Crosby, Robert | *Summerville, SC | Overall: 27 | M: 17 | Cat M60: 1 |
| 21.11.2020 | Delirium Ultra 12 Hour Run (USA) | 12h | |||
| 80.937 km | Crosby, Robert | Overall: 7 | M: 6 | Cat M60: 1 | |
| 07.-09.02.2020 | SC Ultra Running Festival - 100 Mile Race (USA) | 100mi | |||
| 30:59:23 h | Crosby, Robert | *Summerville, SC | Overall: 7 | M: 4 | Cat M60: 1 |
| 2019 | 5 Events, 362.909 km (More) | ||||
| 30.11.-01.12.2019 | Delirium Ultra 24 Hour Run (USA) | 24h | |||
| 132.442 km | Crosby, Robert | *Summerville, SC | Overall: 6 | M: 5 | Cat M60: 1 |
| 09.11.2019 | Lake Norman State Park Trail Race 50km (USA) | 50km | |||
| 6:43:08 h | Crosby, Robert | *Summerville, SC | Overall: 41 | M: 29 | Cat M60: 1 |
| 06.10.2019 | FATS 50K Trail Race (USA) | 50km | |||
| 8:54:37 h | Crosby, Robert | *Summerville, SC | Overall: 36 | M: 24 | Cat M60: 4 |
| 04.07.2019 | Big Butt 50 km (USA) | 50km | |||
| 7:15:09 h | Crosby, Robert | *Summerville, SC | Overall: 13 | M: 10 | Cat M60: 2 |
| 30.-31.03.2019 | Bethel Hill Moonlight Boogie 50 Miles (USA) | 50mi | |||
| 13:42:15 h | Crosby, Robert | *Summerville, SC | Overall: 39 | M: 27 | Cat M60: 2 |
| 2017 | 2 Events, 144.84 km (More) | ||||
| 21.-22.10.2017 | Delirium Ultra 24 Hour Run (USA) | 24h | |||
| 64.373 km | Crosby, Robert | *Summerville, SC | Overall: 10 | M: 6 | Cat M55: 1 |
| 10.-11.06.2017 | Bethel Hill Moonlight Boogie 50 Miles (USA) | 50mi | |||
| 11:57:18 h | Crosby, Robert | *Summerville, SC | Overall: 20 | M: 16 | Cat M55: 2 |
| 2013 | 1 Event, 53.108 km (More) | ||||
| 04.07.2013 | Pointless 12 Hour Ultra (USA) | 12h | |||
| 53.108 km | Crosby, Robert | *Summerville, SC | Overall: 7 | M: 6 | Cat M50: 1 |
| 2012 | 1 Event, 50 km (More) | ||||
| 28.01.2012 | North Carolina Fat Ass 50 Km (USA) | 50km | |||
| 5:32:00 h | Crosby, Robert | Overall: 11 | M: 9 | Cat M50: 1 | |
| 2011 | 2 Events, 133.17 km (More) | ||||
| 24.-25.09.2011 | Hinson Lake 24 Hour Ultra Classic (USA) | 24h | |||
| 83.170 km | Crosby, Robert | *Summerville, SC | Overall: 78 | M: 56 | Cat M50: 5 |
| 16.07.2011 | Landsford Canal 50 km (USA) | 50km | |||
| 5:48:08 h | Crosby, Robert | *SC | Overall: 25 | M: 18 | Cat M50: 2 |
| 2010 | 3 Events, 190.509 km (More) | ||||
| 27.11.2010 | Derby 50k Ultra Run (USA) | 50km | |||
| 6:15:12 h | Crosby, Robert | *Summerville, SC | Overall: 67 | M: 55 | Cat M50: 5 |
| 25.-26.09.2010 | Hinson Lake 24 Hour Ultra Classic (USA) | 24h | |||
| 90.509 km | Crosby, Robert | *SC | Overall: 60 | M: 46 | Cat M50: 5 |
| 03.01.2010 | Alex's Fat Ass 50km Run (USA) | 50km | |||
| 6:30:27 h | Crosby, Robert | *Summerville, SC | Overall: 18 | M: 15 | Cat M50: 1 |
| 2009 | 3 Events, 217.564 km (More) | ||||
| 19.-20.09.2009 | Hinson Lake 24 Hour Ultra Classic (USA) | 24h | |||
| 88.063 km | Crosby, Robert | *SC | Overall: 63 | M: 49 | Cat M50: 6 |
| 18.07.2009 | Landsford Canal 50 km (USA) | 50km | |||
| 6:18:48 h | Crosby, Robert | *SC | Overall: 25 | M: 16 | Cat M50: 2 |
| 02.05.2009 | Qu'est-ce que c'est? 12 Hour Run (USA) | 12h | |||
| 79.501 km | Crosby, Robert | Overall: 1 | M: 1 | Cat M50: 1 | |
| 2008 | 2 Events, 130.467 km (More) | ||||
| 29.11.2008 | Derby 50k Ultra Run (USA) | 50km | |||
| 5:35:13 h | Crosby, Robert | *Summerville, SC | Overall: 30 | M: 27 | Cat M45: 5 |
| 05.-06.04.2008 | Umstead Endurance Run 50 Miles (USA) | 50mi | |||
| 11:59:18 h | Crosby, Robert | *SC | Overall: 67 | M: 55 | Cat M45: 15 |
| 2007 | 1 Event, 64.373 km (More) | ||||
| 06.10.2007 | Triple Lakes Trail Race (USA) | 40mi | |||
| 10:15:09 h | Crosby, Robert | *Summerville, SC | Overall: 52 | M: 42 | Cat M45: 6 |
| 2006 | 3 Events, 218.226 km (More) | ||||
| 23.-24.09.2006 | Hinson Lake 24 Hour Ultra Classic (USA) | 24h | |||
| 73.386 km | Crosby, Robert | Overall: 38 | M: 30 | Cat M45: 3 | |
| 08.-09.04.2006 | Umstead Endurance Run 50 Miles (USA) | 50mi | |||
| 10:15:18 h | Crosby, Robert | *SC | Overall: 24 | M: 19 | Cat M45: 5 |
| 04.02.2006 | Uwharrie Mountain Run (USA) | 40mi | |||
| 9:19:34 h | Crosby, Robert | *Summerville, SC | Overall: 32 | M: 28 | Cat M45: 5 |
| 2005 | 9 Events, 723.035 km (More) | ||||
| 10.-11.12.2005 | Ancient Oaks 100 Mile Run (USA) | 100mi | |||
| 30:11:00 h | Crosby, Robert | *SC | Overall: 13 | M: 10 | Cat M45: 3 |
| 26.11.2005 | Derby 50k Ultra Run (USA) | 50km | |||
| 4:45:33 h | Crosby, Robert | *Summerville, SC | Overall: 17 | M: 14 | Cat M45: 1 |
| 23.07.2005 | Big Butt 50 km (USA) | 50km | |||
| 4:59:43 h | Crosby, Robert | *SC | Overall: 4 | M: 3 | Cat M45: 1 |
| 18.-19.06.2005 | Bethel Hill Moonlight Boogie 50 Miles (USA) | 50mi | |||
| 9:16:28 h | Crosby, Robert | Overall: 9 | M: 8 | Cat M45: 1 | |
| 18.06.2005 | Laurel Valley 35 Miles (USA) | 35mi | |||
| 8:57:40 h | Crosby, Robert | *SC | Overall: 18 | M: 13 | Cat M45: 1 |
| 02.-03.04.2005 | Umstead Endurance Run 100 Miles (USA) | 100mi | |||
| 22:54:39 h | Crosby, Robert | *SC | Overall: 22 | M: 19 | Cat M45: 6 |
| 06.03.2005 | Landsford Canal 50 km (USA) | 50km | |||
| 4:53:11 h | Crosby, Robert | *SC | Overall: 4 | M: 4 | Cat M45: 1 |
| 05.02.2005 | Uwharrie Mountain Run (USA) | 40mi | |||
| 9:07:31 h | Crosby, Robert | *Summerville, SC | Overall: 25 | M: 20 | Cat M45: 3 |
| 08.01.2005 | Salem Lakeshore Frosty Fifty (USA) | 50km | |||
| 4:22:36 h | Crosby, Robert | *Summerville, SC | Overall: 17 | M: 14 | Cat M45: 1 |
| 2004 | 6 Events, 663.269 km (More) | ||||
| 27.11.2004 | Derby 50k Ultra Run (USA) | 50km | |||
| 4:35:08 h | Crosby, Robert | *Summerville, SC | Overall: 6 | M: 6 | Cat M45: 1 |
| 02.-03.10.2004 | Arkansas Traveller 100 (USA) | 100mi | |||
| 27:21:45 h | Crosby, Robert | *SC | Overall: 50 | M: 37 | Cat M45: 7 |
| 24.07.2004 | Big Butt 50 km (USA) | 50km | |||
| 4:57:21 h | Crosby, Robert | *SC | Overall: 7 | M: 6 | Cat M45: 1 |
| 19.-20.06.2004 | Mohican Trail 100 Mile (USA) | 100mi | |||
| 29:09:29 h | Crosby, Robert | Overall: 53 | M: 46 | Cat M45: 11 | |
| 03.-04.04.2004 | Umstead Endurance Run 100 Miles (USA) | 100mi | |||
| 26:51:47 h | Crosby, Robert | *SC | Overall: 73 | M: 63 | Cat M45: 12 |
| 17.01.2004 | North Carolina Fat Ass 50 Mile (USA) | 50mi | |||
| 11:41:50 h | Crosby, Robert | *SC | Overall: 5 | M: 4 | Cat M45: 3 |
| 2003 | 5 Events, 375.307 km (More) | ||||
| 22.11.2003 | Derby 50k Ultra Run (USA) | 50km | |||
| 6:28:15 h | Crosby, Robert | *SC | Overall: 34 | M: 29 | Cat M40: 6 |
| 15.11.2003 | Qu'est-ce que c'est? 50 Km Run (USA) | 50km | |||
| 4:55:10 h | Crosby, Robert | *Summerville, SC | Overall: 2 | M: 2 | Cat M40: 1 |
| 05.-06.04.2003 | Umstead Endurance Run 100 Miles (USA) | 100mi | |||
| 29:24:59 h | Crosby, Robert | *SC | Overall: 74 | M: 61 | Cat M40: 12 |
| 08.03.2003 | Landsford Canal 50 km (USA) | 50km | |||
| 5:17:20 h | Crosby, Robert | *SC | Overall: 6 | M: 5 | Cat M40: 2 |
| 01.02.2003 | Uwharrie Mountain Run (USA) | 40mi | |||
| 10:01:11 h | Crosby, Robert | *Summerville, SC | Overall: 53 | M: 45 | Cat M40: 12 |
| 2002 | 4 Events, 428.195 km (More) | ||||
| 15.-16.06.2002 | Mohican Trail 100 Mile (USA) | 100mi | |||
| 29:41:53 h | Crosby, Robert | Overall: 62 | M: 57 | Cat M40: 17 | |
| 15.06.2002 | Laurel Valley 35 Miles (USA) | 35mi | |||
| 9:02:12 h | Crosby, Robert | *SC | Overall: 26 | M: 25 | Cat M40: 5 |
| 06.-07.04.2002 | Umstead Endurance Run 100 Miles (USA) | 100mi | |||
| 29:01:16 h | Crosby, Robert | *SC | Overall: 75 | M: 60 | Cat M40: 13 |
| 05.01.2002 | Atlanta Fat Ass 50K (USA) | 50km | |||
| 5:31:05 h | Crosby, Robert | Overall: 21 | M: 17 | Cat M40: 3 | |
| 2001 | 5 Events, 397.728 km (More) | ||||
| 21.07.2001 | Big Butt 50 km (USA) | 50km | |||
| 5:16:14 h | Crosby, Robert | Overall: 12 | M: 12 | Cat M40: 3 | |
| 16.-17.06.2001 | Bethel Hill Moonlight Boogie 50 Miles (USA) | 50mi | |||
| 9:32:20 h | Crosby, Robert | Overall: 6 | M: 6 | Cat M40: 1 | |
| 16.06.2001 | Laurel Valley 35 Miles (USA) | 35mi | |||
| 9:04:20 h | Crosby, Robert | *SC | Overall: 17 | M: 15 | Cat M40: 2 |
| 07.-08.04.2001 | Umstead Endurance Run 100 Miles (USA) | 100mi | |||
| 27:34:04 h | Crosby, Robert | *SC | Overall: 27 | M: 23 | Cat M40: 6 |
| 06.01.2001 | Salem Lakeshore Frosty Fifty (USA) | 50km | |||
| 4:23:41 h | Crosby, Robert | *Summerville, SC | Overall: 17 | M: 14 | Cat M40: 3 |
| 2000 | 6 Events, 336.794 km (More) | ||||
| 01.07.2000 | Big Butt 50 km (USA) | 50km | |||
| 5:24:31 h | Crosby, Robert | *SC | Overall: 20 | M: 18 | Cat M40: 7 |
| 17.06.2000 | Laurel Valley 35 Miles (USA) | 35mi | |||
| 9:23:22 h | Crosby, Robert | *SC | Overall: 28 | M: 26 | Cat M40: 3 |
| 08.-09.04.2000 | Umstead Endurance Run 50 Miles (USA) | 50mi | |||
| 11:16:10 h | Crosby, Robert | *SC | Overall: 49 | M: 46 | Cat M40: 8 |
| 25.03.2000 | Qu'est-ce que c'est? 50 Km Run (USA) | 50km | |||
| 4:26:10 h | Crosby, Robert | Overall: 2 | M: 2 | Cat M40: 2 | |
| 12.03.2000 | Crowders Mountain 50K (USA) | 50km | |||
| 5:48:28 h | Crosby, Robert | *SC | Overall: 11 | M: 10 | Cat M40: 4 |
| 08.01.2000 | Salem Lakeshore Frosty Fifty (USA) | 50km | |||
| 4:44:48 h | Crosby, Robert | *Summerville, SC | Overall: 18 | M: 17 | Cat M40: 4 |
| 1999 | 3 Events, 186.794 km (More) | ||||
| 04.09.1999 | Landsford Canal 50 km (USA) | 50km | |||
| 5:02:41 h | Crosby, Robert | *SC | Overall: 11 | M: 11 | Cat M40: 5 |
| 19.06.1999 | Laurel Valley 35 Miles (USA) | 35mi | |||
| 9:10:53 h | Crosby, Robert | *SC | Overall: 15 | M: 14 | Cat M40: 1 |
| 10.-11.04.1999 | Umstead Endurance Run 50 Miles (USA) | 50mi | |||
| 10:12:20 h | Crosby, Robert | *SC | Overall: 35 | M: 33 | Cat M40: 5 |
| 1998 | 1 Event, 50 km (More) | ||||
| 05.09.1998 | Landsford Canal 50 km (USA) | 50km | |||
| 4:54:57 h | Crosby, Robert | *SC | Overall: 7 | M: 7 | Cat M35: 1 |
| 1997 | 1 Event, 50 km (More) | ||||
| 06.09.1997 | Landsford Canal 50 km (USA) | 50km | |||
| 5:10:47 h | Crosby, Robert | Overall: 14 | M: 13 | Cat M35: 2 | |
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 | 2023 | 2022 | 2021 | 2020 | 2019 | 2017 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | |
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| 100mi | 30:59:23 |
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30:59:23
(518/151) |
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| 12h | 80.937 |
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80.937
(650/69) |
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| 24h | 132.442 |
82.321
(3633/599) |
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98.250
(3276/485) |
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132.442
(1816/226) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2017 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Landsford Canal 50 km | 7 | 5:48:08 | 6:18:48 | 4:53:11 | 5:17:20 | 5:02:41 | 4:54:57 | 5:10:47 | ||||||||||||||||||
| Laurel Valley 35 Miles | 5 | 8:57:40 | 9:02:12 | 9:04:20 | 9:23:22 | 9:10:53 | ||||||||||||||||||||
| Derby 50k Ultra Run | 5 | 6:15:12 | 5:35:13 | 4:45:33 | 4:35:08 | 6:28:15 | ||||||||||||||||||||
| Bethel Hill Moonlight Boogie 50 Miles | 5 | 12:23:10 | 13:42:15 | 11:57:18 | 9:16:28 | 9:32:20 | ||||||||||||||||||||
| Umstead Endurance Run 100 Miles | 5 | 22:54:39 | 26:51:47 | 29:24:59 | 29:01:16 | 27:34:04 | ||||||||||||||||||||
| Big Butt 50 km | 5 | 7:15:09 | 4:59:43 | 4:57:21 | 5:16:14 | 5:24:31 | ||||||||||||||||||||
| Delirium Ultra 24 Hour Run | 4 | 82.321 | 98.250 | 132.442 | 64.373 | |||||||||||||||||||||
| Umstead Endurance Run 50 Miles | 4 | 11:59:18 | 10:15:18 | 11:16:10 | 10:12:20 | |||||||||||||||||||||
| Hinson Lake 24 Hour Ultra Classic | 4 | 83.170 | 90.509 | 88.063 | 73.386 | |||||||||||||||||||||
| Salem Lakeshore Frosty Fifty | 3 | 4:22:36 | 4:23:41 | 4:44:48 | ||||||||||||||||||||||
| Uwharrie Mountain Run | 3 | 9:19:34 | 9:07:31 | 10:01:11 | ||||||||||||||||||||||
| Bronze Dragonfly 30 Hour Ultra | 2 | 85.922 | 56.327 | |||||||||||||||||||||||
| Sandhills Trail & Ultra Festival 30 Hour Run | 2 | 87.306 | 48.280 | |||||||||||||||||||||||
| Qu'est-ce que c'est? 50 Km Run | 2 | 4:55:10 | 4:26:10 | |||||||||||||||||||||||
| Dark Horse 30 Hour Ultra Run | 2 | 126.172 | 126.172 | |||||||||||||||||||||||
| Retreat Repeat Run | 2 | 50.457 | 54.717 | |||||||||||||||||||||||
| Mohican Trail 100 Mile | 2 | 29:09:29 | 29:41:53 |





