| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:47.75 | Premier 1 Sharknado 2025 | 2025-11-02 |
| 100m Breaststroke | 2:37.82 | Premier Festival | 2025-05-31 |
| 100m Freestyle | 1:43.75 | Premier Festival | 2025-05-31 |
| 100m IM | 2:01.10 | Premier 1 Sharknado 2025 | 2025-11-02 |
| 400m Freestyle | 7:40.41 | Premier Festival | 2025-05-31 |
| 50m Backstroke | 52.57 | Premier Festival | 2025-05-31 |
| 50m Breaststroke | 1:03.50 | Premier 1 Sharknado 2025 | 2025-11-02 |
| 50m Butterfly | 54.66 | Premier #3 - West - Shark Frenzy | 2026-01-25 |
| 50m Freestyle | 41.17 | Premier #3 - West - Shark Frenzy | 2026-01-25 |
Cooke, Jonah's top personal bests include 100m Backstroke (1:47.75), 100m Breaststroke (2:37.82), 100m Freestyle (1:43.75), 100m IM (2:01.10), 400m Freestyle (7:40.41).
Cooke, Jonah swims for Saint John Fundy Aquatic Club.
Cooke, Jonah has competed in 3 meets.