| Name: | Jansen van Rensburg, John George |
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| Club: | Berts Bricks Athletic Club | ||
| Residence: | Lichtenburg | ||
| Year of birth: | 1992 | (Cat. german: M30) | |
| Date of birth: | 24.03.1992 | (Cat. internat.: M23) | |
| Nationality: | RSA ![]() |
South Africa | |
| RunnerID: | 396516 | ||
29 search results (28 Events, 2211.402 km). (More)
| 2025 | 2 Events, 140 km (More) | ||||
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| 08.06.2025 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 9:54:11 h | Jansen van Rensburg, John George | Bert`S Bricks AC | Overall: 6261 | M: 5548 | Cat M23: 239 |
| 03.05.2025 | N12 Ultra Marathon (RSA) | 50km | |||
| 4:52:07 h | Jansen van Rensburg, John George | Bert`S Bricks AC | Overall: 370 | M: 335 | Cat M23: 14 |
| 2024 | 4 Events, 243 km (More) | ||||
| 09.06.2024 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:08:43 h | Jansen van Rensburg, John George | Bert`S Bricks AC | Overall: 3893 | M: 3545 | Cat M23: 231 |
| 04.05.2024 | N12 Ultra Marathon (RSA) | 50km | |||
| 4:31:45 h | Jansen van Rensburg, John George | Berts Bricks PS | Overall: 177 | M: 163 | Cat M23: 11 |
| 13.04.2024 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 4:37:09 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 1991 | M: 1725 | Cat M23: 137 |
| 13.04.2024 | Two Oceans Marathon (RSA) | 56km | |||
| 5:07:41 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 1829 | M: 1585 | Cat M23: 128 |
| 16.03.2024 | Om Die Dam 50km (RSA) | 50km | |||
| 5:07:50 h | Jansen van Rensburg, John George | Bert'S Bricks AC | Overall: 812 | M: 725 | Cat M23: 25 |
| 2023 | 3 Events, 152 km (More) | ||||
| 08.07.2023 | Rhodes 52 km Trail Run (RSA) | 52km | |||
| 5:10:04 h | Jansen van Rensburg, John George | Overall: 15 | M: 10 | Cat M23: 3 | |
| 29.04.2023 | N12 Ultra Marathon (RSA) | 50km | |||
| 4:17:04 h | Jansen van Rensburg, John George | Bert'S Bricks | Overall: 61 | M: 55 | Cat M23: 6 |
| 18.03.2023 | Om Die Dam 50km (RSA) | 50km | |||
| 5:55:45 h | Jansen van Rensburg, John George | Bertsbricks Athletics Club | Overall: 1623 | M: 1292 | Cat M23: 59 |
| 2022 | 4 Events, 263.3 km (More) | ||||
| 28.08.2022 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 9:56:40 h | Jansen van Rensburg, John George | Nedbank Running Club AVT | Overall: 4292 | M: 3728 | Cat M23: 376 |
| 30.07.2022 | N12 Ultra Marathon (RSA) | 50km | |||
| 4:38:31 h | Jansen van Rensburg, John George | Nedbank Running Club Vaal Triangle | Overall: 294 | M: 251 | Cat M23: 44 |
| 11.06.2022 | Om Die Dam 50km (RSA) | 50km | |||
| 5:11:20 h | Jansen van Rensburg, John George | Nedbank Running Club AVT | Overall: 1292 | M: 1088 | Cat M23: 87 |
| 05.03.2022 | Kijima Kosmos 3-in-1 (RSA) | 73.3km | |||
| 7:41:59 h | Jansen van Rensburg, John George | Nedbank Running Club AVT | Overall: 211 | M: 174 | Cat M23: 8 |
| 2019 | 3 Events, 212.3 km (More) | ||||
| 29.06.2019 | Rhodes 52 km Trail Run (RSA) | 52km | |||
| 7:25:18 h | Jansen van Rensburg, John George | Overall: 56 | M: 43 | Cat M23: 14 | |
| 09.06.2019 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:46:17 h | Jansen van Rensburg, John George | Lichtenburg Marathon Club | Overall: 4744 | M: 4296 | Cat M23: 1066 |
| 09.03.2019 | PwC KOSMOS 3-in-1 (RSA) | 73.3km | |||
| 7:34:05 h | Jansen van Rensburg, John George | Lichtenburg Marathon Klub | Overall: 377 | M: 323 | Cat M23: 56 |
| 2018 | 1 Event, 90 km (More) | ||||
| 10.06.2018 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 10:20:11 h | Jansen van Rensburg, John George | Lichtenburg Marathon Club | Overall: 6979 | M: 6099 | Cat M23: 1479 |
| 2017 | 2 Events, 247.934 km (More) | ||||
| 07.-08.07.2017 | Washie 100 Miler (RSA) | 100mi | |||
| 21:06:17 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 17 | M: 15 | Cat M23: 1 |
| 04.06.2017 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:35:11 h | Jansen van Rensburg, John George | Bert'S Bricks Athletic Club | Overall: 6442 | M: 5588 | Cat M23: 1355 |
| 2016 | 3 Events, 299.934 km (More) | ||||
| 22.-23.07.2016 | Washie 100 Miler (RSA) | 100mi | |||
| 23:13:25 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 36 | M: 25 | Cat M23: 3 |
| 29.05.2016 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:14:26 h | Jansen van Rensburg, John George | Bert'S Bricks Athletic Club | Overall: 5918 | M: 5136 | Cat M23: 1295 |
| 12.03.2016 | Om Die Dam 50km (RSA) | 50km | |||
| 5:21:52 h | Jansen van Rensburg, John George | Berts Bricks | Overall: 1017 | M: 889 | Cat M23: 203 |
| 2015 | 1 Event, 87 km (More) | ||||
| 31.05.2015 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:45:22 h | Jansen van Rensburg, John George | Bert'S Bricks Athletic Club | Overall: 6537 | M: 5576 | Cat M23: 1445 |
| 2014 | 1 Event, 89 km (More) | ||||
| 01.06.2014 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 11:25:33 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 9087 | M: 7456 | Cat MU23: 44 |
| 2013 | 2 Events, 247.934 km (More) | ||||
| 19.-20.07.2013 | Washie 100 Miler (RSA) | 100mi | |||
| 25:28:09 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 57 | M: 47 | Cat MU23: 1 |
| 02.06.2013 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:56:48 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 5886 | M: 5036 | Cat MU23: 32 |
| 2012 | 2 Events, 139 km (More) | ||||
| 03.06.2012 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 11:57:28 h | Jansen van Rensburg, John George | Berts Bricks Athletic Club | Overall: 11754 | M: 9447 | Cat MU23: 58 |
| 21.04.2012 | Loskop Ultra Marathon 50km (RSA) | 50km | |||
| 5:24:47 h | Jansen van Rensburg, John George | Berts Bricks Potchefstroom | Overall: 1748 | M: 1449 | Cat MU23: 9 |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 4:37:09 |
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4:37:09
(3936/1858) |
5:55:45
(10700/5460) |
5:11:20
(5138/2277) |
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5:21:52
(8218/3775) |
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| 100mi | 21:06:17 |
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21:06:17
(265/16) |
23:13:25
(238/30) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comrades Marathon - Down Run | 11 | 9:54:11 | 9:08:43 | 9:56:40 | 9:46:17 | 10:20:11 | 10:35:11 | 10:14:26 | 10:45:22 | 11:25:33 | 10:56:48 | 11:57:28 | |
| N12 Ultra Marathon | 4 | 4:52:07 | 4:31:45 | 4:17:04 | 4:38:31 | ||||||||
| Om Die Dam 50km | 4 | 5:07:50 | 5:55:45 | 5:11:20 | 5:21:52 | ||||||||
| Washie 100 Miler | 3 | 21:06:17 | 23:13:25 | 25:28:09 | |||||||||
| PwC KOSMOS 3-in-1 | 2 | 7:41:59 | 7:34:05 | ||||||||||
| Rhodes 52 km Trail Run | 2 | 5:10:04 | 7:25:18 |





