Personal Bests: 100 – 11.63 (1984); 100H – 13.46 (1988).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Athletics |  GHA |
Dinah Yankey | |||
| 100 metres, Women (Olympic) | 8 h3 r2/4 | |||||
| 100 / 80 metres Hurdles, Women (Olympic) | 6 h2 r1/4 | |||||
| 4 × 100 metres Relay, Women (Olympic) | Ghana | 6 h2 r2/3 |
