| 100 m |
| Personal Best: 11.8 Helsinki Jul 22, 1952 |
| Top 25 Lists |
Tournaments |
Records |
| Year |
Result |
Place |
Venue |
Date |
| 1948 |
11.9 |
5 |
Pretoria |
Dec 4 |
| 1949 |
12.0 |
12 |
Paarl |
Nov 19 |
| 1952 |
11.8 |
9 |
Helsinki |
Jul 22 |
|
| Year |
Result |
Place |
| 1952 (Olympic) |
11.8 |
2 |
|
|
| 200 m |
| Personal Best: 24.3 Kimberley Apr 10, 1950 |
| Top 25 Lists |
Tournaments |
Records |
| Year |
Result |
Place |
Venue |
Date |
| 1946 |
26.0 |
19 |
Kimberley |
Apr 22 |
| 1947 |
25.1 |
6 |
Bulawayo |
Apr 7 |
| 1948 |
24.6 |
2 |
Pretoria |
Dec 4 |
| 1949 |
24.4 |
2 |
Johannesburg |
Apr 9 |
| 1950 |
24.3 |
4 |
Kimberley |
Apr 10 |
| 1951 |
24.5 |
3 |
Pretoria |
Mar 26 |
| 1952 |
24.3 |
7 |
Capetown |
Mar 29 |
|
| Year |
Result |
Place |
| 1948 (Olympic) |
25.5 |
6 |
| 1950 (ComWealth) |
24.7 |
3 |
| 1952 (Olympic) |
24.6 |
6 |
|
|