| Name: | Grey, Cor |
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| Club: | Vaal Athletic Club | ||
| Residence: | Vereeniging | ||
| Year of birth: | 1963 | (Cat. german: M60) | |
| Date of birth: | 07.07.1963 | (Cat. internat.: M60) | |
| Nationality: | RSA ![]() |
South Africa | |
| RunnerID: | 163933 | ||
55 search results (53 Events, 3448.3 km). (More)
| 2025 | 2 Events, 100 km (More) | ||||
|---|---|---|---|---|---|
| 26.04.2025 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 4:57:27 h | Grey, Cor | Vaal AC | Overall: 653 | M: 563 | Cat M60: 22 |
| 15.03.2025 | Om Die Dam 50km (RSA) | 50km | |||
| 5:48:32 h | Grey, Cor | Vaal AC | Overall: 1517 | M: 1271 | Cat M60: 28 |
| 2024 | 3 Events, 187 km (More) | ||||
| 07.09.2024 | The Titanic Challenge (RSA) | 50km | |||
| 8:48:01 h | Grey, Cor | Overall: 53 | M: 39 | Cat M60: 1 | |
| 09.06.2024 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 11:25:05 h | Grey, Cor | Vaal AC | Overall: 13160 | M: 10933 | Cat M60: 253 |
| 20.04.2024 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 5:26:14 h | Grey, Cor | Vaal AC | Overall: 897 | M: 759 | Cat M60: 34 |
| 2023 | 3 Events, 185 km (More) | ||||
| 11.06.2023 | Comrades Marathon - Down Run (RSA) | 87km | |||
| 10:45:31 h | Grey, Cor | Vaal AC | Overall: 9255 | M: 7782 | Cat M55: 380 |
| 06.05.2023 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 5:02:13 h | Grey, Cor | Vaal AC | Overall: 417 | M: 336 | Cat M55: 26 |
| 08.04.2023 | aQuelle Zone 48 Ultra (RSA) | 48km | |||
| 4:59:55 h | Grey, Cor | Vaal AC | Overall: 212 | M: 178 | Cat M55: 6 |
| 2022 | 1 Event, 52 km (More) | ||||
| 09.07.2022 | Rhodes 52 km Trail Run (RSA) | 52km | |||
| 8:25:36 h | Grey, Cor | Overall: 94 | M: 68 | Cat M55: 5 | |
| 2021 | 1 Event, 65 km (More) | ||||
| 20.11.2021 | SkyRun Lite 65 Km (RSA) | 65km | |||
| 15:14:05 h | Grey, Cor | Overall: 78 | M: 59 | Cat M55: 4 | |
| 2019 | 4 Events, 262.3 km (More) | ||||
| 29.06.2019 | Rhodes 52 km Trail Run (RSA) | 52km | |||
| 8:31:05 h | Grey, Cor | Overall: 165 | M: 117 | Cat M55: 12 | |
| 09.06.2019 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 11:50:54 h | Grey, Cor | Vaal Athletic Club | Overall: 14834 | M: 12161 | Cat M55: 639 |
| 13.04.2019 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 4:43:36 h | Grey, Cor | Vaal Athletic Club | Overall: 679 | M: 630 | Cat M55: 26 |
| 09.03.2019 | PwC KOSMOS 3-in-1 (RSA) | 73.3km | |||
| 6:49:25 h | Grey, Cor | Vaal Athletic Club | Overall: 185 | M: 174 | Cat M55: 4 |
| 2018 | 4 Events, 240 km (More) | ||||
| 08.09.2018 | Mont-Aux-Sources 50km Challenge (RSA) | 50km | |||
| 9:20:34 h | Grey, Cor | Overall: 145 | M: 111 | Cat M55: 3 | |
| 10.06.2018 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 10:46:41 h | Grey, Cor | Vaal Athletic Club | Overall: 9326 | M: 7934 | Cat M50: 686 |
| 21.04.2018 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 4:55:10 h | Grey, Cor | Vaal Athletic Club | Overall: 1082 | M: 917 | Cat M50: 87 |
| 17.03.2018 | Om Die Dam 50km (RSA) | 50km | |||
| 4:58:20 h | Grey, Cor | Vaal Athletic Club | Overall: 869 | M: 764 | Cat M50: 40 |
| 2016 | 3 Events, 152 km (More) | ||||
| 09.07.2016 | Rhodes 52 km Trail Run (RSA) | 52km | |||
| 8:47:09 h | Grey, Cor | Overall: 226 | M: 165 | Cat M50: 18 | |
| 16.04.2016 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 5:08:13 h | Grey, Cor | Vaal Athletics | Overall: 1334 | M: 1090 | Cat M50: 105 |
| 12.03.2016 | Om Die Dam 50km (RSA) | 50km | |||
| 5:12:17 h | Grey, Cor | Vaal Athletic Club | Overall: 857 | M: 760 | Cat M50: 50 |
| 2015 | 4 Events, 243 km (More) | ||||
| 31.05.2015 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:33:31 h | Grey, Cor | Vaal Athletic Club | Overall: 5497 | M: 4747 | Cat M50: 392 |
| 18.04.2015 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 4:34:34 h | Grey, Cor | Vaal AC | Overall: 643 | M: 571 | Cat M50: 60 |
| 04.04.2015 | Two Oceans Marathon (RSA) | 56km | |||
| 5:32:31 h | Grey, Cor | Vaal Athletic Club | Overall: 2369 | M: 2012 | Cat M50: 162 |
| 04.04.2015 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 4:56:15 h | Grey, Cor | Vaal Athletic Club | Overall: 2351 | M: 2020 | Cat M50: 160 |
| 21.03.2015 | Om Die Dam 50km (RSA) | 50km | |||
| 4:43:46 h | Grey, Cor | Vaal Athletic Club | Overall: 383 | M: 342 | Cat M50: 22 |
| 2014 | 3 Events, 195 km (More) | ||||
| 01.06.2014 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:19:00 h | Grey, Cor | Vaal Athletic Club | Overall: 5090 | M: 4436 | Cat M50: 364 |
| 18.04.2014 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 5:21:16 h | Grey, Cor | VAALAC | Overall: 4224 | M: 3401 | Cat M50: 326 |
| 18.04.2014 | Two Oceans Marathon (RSA) | 56km | |||
| 5:57:42 h | Grey, Cor | VAALAC | Overall: 4116 | M: 3291 | Cat M50: 312 |
| 15.03.2014 | Om Die Dam 50km (RSA) | 50km | |||
| 5:35:53 h | Grey, Cor | Vaal Athletic Club | Overall: 1512 | M: 1095 | Cat M50: 88 |
| 2008 | 1 Event, 87 km (More) | ||||
| 15.06.2008 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 11:53:16 h | Grey, Cor | Vaal Athletic Club | Overall: 8262 | M: 6919 | Cat M40: 1321 |
| 2007 | 3 Events, 195 km (More) | ||||
| 15.09.2007 | Mont-Aux-Sources 50km Challenge (RSA) | 50km | |||
| 8:35:19 h | Grey, Cor | Overall: 124 | M: 98 | Cat M40: 10 | |
| 17.06.2007 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:12:31 h | Grey, Cor | Vaal Athletic Club | Overall: 4796 | M: 4288 | Cat M40: 839 |
| 07.04.2007 | Two Oceans Marathon (RSA) | 56km | |||
| 5:25:26 h | Grey, Cor | Vaal Athletic Club | Overall: 2001 | M: 1739 | Cat M40: 327 |
| 2006 | 2 Events, 137 km (More) | ||||
| 09.09.2006 | Mont-Aux-Sources 50km Challenge (RSA) | 50km | |||
| 7:13:56 h | Grey, Cor | Overall: 62 | M: 50 | Cat M40: 6 | |
| 16.06.2006 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:32:17 h | Grey, Cor | Vaal Athletic Club | Overall: 3283 | M: 3050 | Cat M40: 539 |
| 2005 | 4 Events, 245 km (More) | ||||
| 10.09.2005 | Mont-Aux-Sources 50km Challenge (RSA) | 50km | |||
| 8:03:02 h | Grey, Cor | Overall: 120 | M: 99 | Cat M40: 29 | |
| 16.06.2005 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:00:32 h | Grey, Cor | Vaal Athletic Club | Overall: 5160 | M: 4556 | Cat M40: 882 |
| 23.04.2005 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 4:36:10 h | Grey, Cor | Vaal Athletic Club | Overall: 1348 | M: 1204 | Cat M40: 235 |
| 26.03.2005 | Two Oceans Marathon (RSA) | 56km | |||
| 5:14:45 h | Grey, Cor | Vaal AC | Overall: 1911 | M: 1720 | Cat M40: 332 |
| 2004 | 2 Events, 137 km (More) | ||||
| 16.06.2004 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:38:22 h | Grey, Cor | Vaal AC | Overall: 3469 | M: 3203 | Cat M40: 616 |
| 20.03.2004 | Om Die Dam 50km (RSA) | 50km | |||
| 4:48:52 h | Grey, Cor | Vaal | Overall: 877 | M: 798 | Cat M40: 158 |
| 2003 | 1 Event, 89 km (More) | ||||
| 16.06.2003 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 8:30:45 h | Grey, Cor | Vaal Ac | Overall: 1879 | M: 1786 | Cat M35: 427 |
| 2002 | 2 Events, 137 km (More) | ||||
| 17.06.2002 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 8:56:09 h | Grey, Cor | Vaal AC | Overall: 2601 | M: 2449 | Cat M35: 598 |
| 16.03.2002 | Om Die Dam 50km (RSA) | 50km | |||
| 4:17:03 h | Grey, Cor | Vaal AC | Overall: 409 | M: 384 | Cat M35: 97 |
| 2001 | 3 Events, 195 km (More) | ||||
| 16.06.2001 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 8:40:36 h | Grey, Cor | Vaal Athletic Club | Overall: 2351 | M: 2224 | Cat M35: 529 |
| 14.04.2001 | Two Oceans Marathon (RSA) | 56km | |||
| 5:06:19 h | Grey, Cor | Vaal Athletic Club | Overall: 1831 | M: 1687 | Cat M35: 387 |
| 17.03.2001 | Om Die Dam 50km (RSA) | 50km | |||
| 4:17:39 h | Grey, Cor | Vaal | Overall: 445 | M: 355 | Cat M35: 90 |
| 2000 | 2 Events, 137 km (More) | ||||
| 16.06.2000 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:16:11 h | Grey, Cor | Vaal Athletic Club | Overall: 4467 | M: 4142 | Cat M35: 937 |
| 18.03.2000 | Om Die Dam 50km (RSA) | 50km | |||
| 4:36:00 h | Grey, Cor | Vaal | Overall: 857 | M: 800 | Cat M35: 179 |
| 1998 | 1 Event, 87 km (More) | ||||
| 16.06.1998 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 7:59:56 h | Grey, Cor | Vaal Athletic Club | Overall: 1061 | M: 1024 | Cat M23: 495 |
| 1997 | 2 Events, 145 km (More) | ||||
| 16.06.1997 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 7:44:29 h | Grey, Cor | Vaal Athletic Club | Overall: 1111 | M: 1078 | Cat M23: 534 |
| 29.03.1997 | Two Oceans Marathon (RSA) | 56km | |||
| 4:31:13 h | Grey, Cor | Overall: 926 | M: 885 | Cat M23: 457 | |
| 1996 | 1 Event, 87 km (More) | ||||
| 17.06.1996 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:11:59 h | Grey, Cor | Vaal Athletic Club | Overall: 3712 | M: 3505 | Cat M23: 1584 |
| 1995 | 1 Event, 89 km (More) | ||||
| 20.05.1995 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 9:53:32 h | Grey, Cor | Vaal Athletic Club | Overall: 4927 | M: 4551 | Cat M23: 2002 |
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 | 2019 | 2018 | 2016 | 2015 | 2014 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1998 | 1997 | 1996 | 1995 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 4:17:03 |
5:48:32
(11662/6136) |
|
|
|
|
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4:58:20
(5740/2631) |
5:12:17
(7194/3155) |
4:43:46
(4277/1618) |
5:21:16
(8360/3593) |
|
|
|
|
4:48:52
(2114/790) |
|
4:17:03
(1145/380) |
4:17:39
(1008/359) |
4:36:00
(1902/797) |
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|
|
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2016 | 2015 | 2014 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1998 | 1997 | 1996 | 1995 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comrades Marathon - Down Run | 19 | 11:25:05 | 10:45:31 | 11:50:54 | 10:46:41 | 10:33:31 | 10:19:00 | 11:53:16 | 10:12:31 | 9:32:17 | 10:00:32 | 9:38:22 | 8:30:45 | 8:56:09 | 8:40:36 | 9:16:11 | 7:59:56 | 7:44:29 | 9:11:59 | 9:53:32 | ||||
| Om Die Dam 50km | 9 | 5:48:32 | 4:58:20 | 5:12:17 | 4:43:46 | 5:35:53 | 4:48:52 | 4:17:03 | 4:17:39 | 4:36:00 | ||||||||||||||
| Loskop Ultra Marathon 50km | 8 | 4:57:27 | 5:26:14 | 5:02:13 | 4:43:36 | 4:55:10 | 5:08:13 | 4:34:34 | 4:36:10 | |||||||||||||||
| Two Oceans Marathon | 6 | 5:32:31 | 5:57:42 | 5:25:26 | 5:14:45 | 5:06:19 | 4:31:13 | |||||||||||||||||
| Mont-Aux-Sources 50km Challenge | 4 | 9:20:34 | 8:35:19 | 7:13:56 | 8:03:02 | |||||||||||||||||||
| Rhodes 52 km Trail Run | 3 | 8:25:36 | 8:31:05 | 8:47:09 |





