Gretta
KOK
Nationality
NED
Discipline
AQUA and Olympic medals
Personal Best Results
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| Event | Time | Medal | Pool Length | Age* | Competition | Comp Country | Date |
|---|---|---|---|---|---|---|---|
| Women 100 Breaststroke | 01:23.50 | - | 50m | 15 | Olympic Games Rome 1960 |
|
27/08/1960 |
| Women 200 Breaststroke | 02:48.80 | - | 50m | 21 | European Championships 1966 |
|
20/08/1966 |
| Women 4x100 Medley Relay | 04:36.40 | Gold | 50m | - | European Championships 1966 |
|
20/08/1966 |
