| 1966 | Hilde Slaman NED | 54.7 | Joy Grieveson | 54.9 | Rosemary Stirling | 55.1 |
NUTS – WAAA and National Championships Medallists – 440y/400m
| 1966 | Hilde Slaman NED | 54.7 | Joy Grieveson | 54.9 | Rosemary Stirling | 55.1 |
NUTS – WAAA and National Championships Medallists – 440y/400m