William Kaptein
- Born
- Jun 12, 1992 (34 years old)
- Events
- 10 Kilometres Road · Half Marathon
William Kaptein is a South Africa long-distance runner, born on June 12, 1992. He competes primarily in the 3000m, 5000m and Semi.
His personal bests include 9:02.67 in the 3000m, 14:39.69 in the 5000m, 1:03:21 in the Semi, 28:34 in the 10Kilometr and 35:52 in the 12Kilometr. He is currently active on the international athletics circuit, representing South Africa.
Personal best · 10 Kilometres Road28:34
2024 season best1:10:24Jun 1, 2024 · Pollock Beach, Gqeberha
Personal best · Half Marathon1:03:21
Last competitionNMB Half MarathonJun 1, 2024 · 1:10:24
As of Oct 27, 2026: 10 Kilometres Road 28:34, Half Marathon 1:03:21, 2024 season best 1:10:24 (Jun 1, 2024, Pollock Beach, Gqeberha (RSA)) · Last competition: NMB Half Marathon, Jun 1, 2024, 1:10:24 · 34 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2024 | Semi | 1:10:24 | – | Jun 1, 2024 | NMB Half Marathon |
| 2022 | 10Kilometr | 30:43 | – | Mar 5, 2022 | Cape Town (RSA) |
| 2022 | Semi | 1:06:30 | – | Feb 20, 2022 | Cape Town (RSA) |
| 2017 | Semi | 1:09:49 | – | May 1, 2017 | – |
| 2016 | 12Kilometr | 35:52 | – | May 15, 2016 | Cape Town (RSA) |
| 2016 | Semi | 1:05:47 | – | Mar 26, 2016 | Cape Town (RSA) |
| 2015 | 10Kilometr | 28:34 | – | Sep 20, 2015 | Cape Town (RSA) |
| 2014 | 3000m | 9:02.67 | – | Dec 13, 2014 | Parow, Cape Town (RSA) |