Jack Oosterlaak
South AfricaRetired- Born
- Jan 15, 1896
- Birthplace
- Wellington, Western Cape (RSA)
Jack Oosterlaak is a South Africa sprinter, born on January 15, 1896 in Wellington, Western Cape (RSA). He competes primarily in the 100m and 200m.
His personal bests include 11.0 in the 100m and 23.0 in the 200m. He has earned 1 silver medal in major international competitions.
1920 season best11.0Aug 15, 1920
Medals1Olympic Games: 1 silver
Last competitionThe VII Olympic Games, AntwerpAug 22, 1920 · 3:43.6h
As of Nov 14, 2026: 1920 season best 11.0 (Aug 15, 1920) · Last competition: The VII Olympic Games, Antwerp, Aug 22, 1920, 3:43.6h · Olympic Games: 1 silver · 130 years old · Retired
Personal bests
WA points calculator →DisciplineResultAll-time
Medals
| Competitions | Gold | Silver | Bronze | Total |
|---|---|---|---|---|
| Olympic Games | – | 1 | – | 1 |
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 1920 | 100m | 11.0 | – | Aug 15, 1920 | The VII Olympic Games, Antwerp |
| 1920 | 200m | 23.0 | – | Aug 19, 1920 | The VII Olympic Games, Antwerp |