| Event | Time | Meet | Date |
|---|---|---|---|
| 100m IM | 1:46.35 | Premier # 2 | 2025-12-13 |
| 200m Backstroke | 3:47.72 | Premier # 2 | 2025-12-13 |
| 200m Breaststroke | 4:20.34 | Premier 1 Sharknado 2025 | 2025-11-02 |
| 50m Backstroke | 45.02 | Premier # 2 | 2025-12-13 |
| 50m Breaststroke | 53.68 | Premier # 2 | 2025-12-13 |
| 50m Freestyle | 45.73 | Premier 1 Sharknado 2025 | 2025-11-02 |
Dunstan-Thomas, Colwyn's top personal bests include 100m IM (1:46.35), 200m Backstroke (3:47.72), 200m Breaststroke (4:20.34), 50m Backstroke (45.02), 50m Breaststroke (53.68).
Dunstan-Thomas, Colwyn swims for Saint John Fundy Aquatic Club.
Dunstan-Thomas, Colwyn has competed in 3 meets.