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| Name: | Bortz, Greg |
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| Club: | Old Edwardian Athletics Club | ||
| Residence: | Johannesburg | ||
| Year of birth: | 1975 | (Cat. german: M50) | |
| Date of birth: | 29.08.1975 | (Cat. internat.: M50) | |
| Nationality: | RSA  |
South Africa | |
| RunnerID: | 298538 | ||
27 search results (25 Events, 1939.934 km). (More)
| 2026 | 1 Event, 86 km (More) | ||||
|---|---|---|---|---|---|
| 14.06.2026 | Comrades Marathon - Up Run (RSA) | 86km | |||
| 10:46:09 h | Bortz, Greg | Old Edwardian AC | Overall: 10310 | M: 8675 | Cat M50: 1150 |
| 2024 | 2 Events, 135 km (More) | ||||
| 09.06.2024 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:55:00 h | Bortz, Greg | Old Edwardian AC | Overall: 10736 | M: 9092 | Cat M45: 1650 |
| 06.04.2024 | Irene Running Festival 48K (RSA) | 48km | |||
| 5:44:50 h | Bortz, Greg | Old Edwardian AC | Overall: 1232 | M: 981 | Cat M45: 181 |
| 2023 | 1 Event, 87 km (More) | ||||
| 11.06.2023 | Comrades Marathon - Down Run (RSA) | 87km | |||
| 10:28:48 h | Bortz, Greg | Old Edwardian AC | Overall: 8118 | M: 6905 | Cat M45: 1259 |
| 2019 | 3 Events, 189 km (More) | ||||
| 09.06.2019 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:23:40 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 6863 | M: 6055 | Cat M40: 1427 |
| 06.04.2019 | Arthur Cresswell Memorial Marathon Bergville to Ladysmith (RSA) | 52km | |||
| 5:27:48 h | Bortz, Greg | Old Edwardian Athletic Club | Overall: 259 | M: 216 | Cat M40: 42 |
| 16.03.2019 | Om Die Dam 50km (RSA) | 50km | |||
| 5:23:45 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 1167 | M: 993 | Cat M40: 216 |
| 2018 | 4 Events, 350.934 km (More) | ||||
| 08.09.2018 | Mont-Aux-Sources 50km Challenge (RSA) | 50km | |||
| 11:20:51 h | Bortz, Greg | Overall: 243 | M: 163 | Cat M40: 32 | |
| 27.-28.07.2018 | Washie 100 Miler (Cathcart route) (RSA) | 100mi | |||
| 22:38:52 h | Bortz, Greg | Old Edwardian Athletic Club | Overall: 46 | M: 39 | Cat M40: 8 |
| 10.06.2018 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 9:59:39 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 6112 | M: 5398 | Cat M40: 1288 |
| 17.03.2018 | Om Die Dam 50km (RSA) | 50km | |||
| 5:15:48 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 1259 | M: 1091 | Cat M40: 227 |
| 2017 | 3 Events, 193 km (More) | ||||
| 04.06.2017 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 11:47:49 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 12863 | M: 10385 | Cat M40: 2296 |
| 15.04.2017 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 5:10:48 h | Bortz, Greg | Old Edwardian Athletic Club | Overall: 3486 | M: 2835 | Cat M40: 620 |
| 15.04.2017 | Two Oceans Marathon (RSA) | 56km | |||
| 5:48:18 h | Bortz, Greg | Old Edwardian Athletic Club | Overall: 3437 | M: 2777 | Cat M40: 597 |
| 18.03.2017 | Om Die Dam 50km (RSA) | 50km | |||
| 5:23:20 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 1450 | M: 1219 | Cat M40: 260 |
| 2016 | 2 Events, 145 km (More) | ||||
| 29.05.2016 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 11:00:09 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 9567 | M: 7929 | Cat M40: 1737 |
| 26.03.2016 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 5:40:40 h | Bortz, Greg | OldED | Overall: 5688 | M: 4400 | Cat M40: 923 |
| 26.03.2016 | Two Oceans Marathon (RSA) | 56km | |||
| 6:21:02 h | Bortz, Greg | OldED | Overall: 5655 | M: 4347 | Cat M40: 929 |
| 2015 | 2 Events, 137 km (More) | ||||
| 31.05.2015 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:44:53 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 6915 | M: 5867 | Cat M35: 1305 |
| 21.03.2015 | Om Die Dam 50km (RSA) | 50km | |||
| 6:06:17 h | Bortz, Greg | Old Edwardian Athletics Club | Overall: 2206 | M: 1768 | Cat M35: 371 |
| 2014 | 1 Event, 89 km (More) | ||||
| 01.06.2014 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 11:35:58 h | Bortz, Greg | Old Edwardians AC | Overall: 10248 | M: 8276 | Cat M35: 1779 |
| 2013 | 1 Event, 87 km (More) | ||||
| 02.06.2013 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 11:56:09 h | Bortz, Greg | Old Edwardians AC | Overall: 9664 | M: 7836 | Cat M35: 1683 |
| 2012 | 1 Event, 89 km (More) | ||||
| 03.06.2012 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:45:48 h | Bortz, Greg | Old Edwardians AC | Overall: 6843 | M: 5832 | Cat M35: 1308 |
| 2011 | 1 Event, 87 km (More) | ||||
| 29.05.2011 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 9:59:56 h | Bortz, Greg | Old Edwardians AC | Overall: 4066 | M: 3610 | Cat M35: 850 |
| 2010 | 1 Event, 89 km (More) | ||||
| 30.05.2010 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 9:37:42 h | Bortz, Greg | Old Edwardians AC | Overall: 3965 | M: 3511 | Cat M23: 1102 |
| 2009 | 1 Event, 89 km (More) | ||||
| 24.05.2009 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 10:39:07 h | Bortz, Greg | Old Edwardians AC | Overall: 5828 | M: 5085 | Cat M23: 1622 |
| 2008 | 1 Event, 87 km (More) | ||||
| 15.06.2008 | Comrades Marathon - Up Run (RSA) | 87km | |||
| 10:49:41 h | Bortz, Greg | Old Edwardians AC | Overall: 5336 | M: 4671 | Cat M23: 1539 |
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 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 5:10:48 |
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5:23:45
(10230/4455) |
5:15:48
(7651/3686) |
5:10:48
(7221/3160) |
5:40:40
(10112/4846) |
6:06:17
(12955/6466) |
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Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comrades Marathon - Up Run | 15 | 10:46:09 | 10:55:00 | 10:28:48 | 10:23:40 | 9:59:39 | 11:47:49 | 11:00:09 | 10:44:53 | 11:35:58 | 11:56:09 | 10:45:48 | 9:59:56 | 9:37:42 | 10:39:07 | 10:49:41 |
| Om Die Dam 50km | 4 | 5:23:45 | 5:15:48 | 5:23:20 | 6:06:17 | |||||||||||
| Two Oceans Marathon | 2 | 5:48:18 | 6:21:02 |