| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:28.00 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Backstroke | 1:25.67 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Breaststroke | 1:48.28 | PICK Lisa Flood Classic 2025 | 2025-12-05 |
| 100m Butterfly | 1:23.38 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Butterfly | 1:17.96 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Freestyle | 1:11.17 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 100m Freestyle | 1:09.15 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Backstroke | 3:08.86 | Paul Corkum Memorial 2025 | 2025-10-18 |
| 200m Butterfly | 3:06.22 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 200m Butterfly | 2:59.76 | 2025 Barrie Aquafest | 2025-10-31 |
| 200m Freestyle | 2:36.35 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 200m Freestyle | 2:30.24 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 3:08.54 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m IM | 3:06.17 | PICK Lisa Flood Classic 2025 | 2025-12-05 |
| 400m Freestyle | 5:25.17 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 400m Freestyle | 5:25.41 | 2025 Barrie Aquafest | 2025-10-31 |
| 400m IM | 6:34.66 | Winter Swimfest 2026 | 2026-01-24 |
| 50m Butterfly | 35.82 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Butterfly | 35.16 | Winter Swimfest 2026 | 2026-01-24 |
| 50m Freestyle | 32.53 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Freestyle | 31.45 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
Leet, David's top personal bests include 100m Backstroke (1:28.00), 100m Backstroke (1:25.67), 100m Breaststroke (1:48.28), 100m Butterfly (1:23.38), 100m Butterfly (1:17.96).
Leet, David swims for Pickering Swim Club Inc.
Leet, David has competed in 9 meets.