| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:14.07 | LC Winter Invitational | 2026-01-30 |
| 100m Breaststroke | 1:09.20 | Western Region Short Course Championships | 2026-02-12 |
| 100m Freestyle | 58.74 | Western Region Long Course Championships | 2025-06-13 |
| 100m Freestyle | 56.31 | Western Region Short Course Championships | 2026-02-12 |
| 200m Breaststroke | 2:43.19 | Western Region Long Course Championships | 2025-06-13 |
| 200m Breaststroke | 2:45.90 | BAC Team Showdown 2025 | 2025-12-12 |
| 200m Freestyle | 2:16.38 | Western Region Long Course Championships | 2025-06-13 |
| 200m Freestyle | 2:11.24 | Western Region Short Course Championships | 2026-02-12 |
| 200m IM | 2:28.32 | LC Winter Invitational | 2026-01-30 |
| 200m IM | 2:22.76 | LAC - 13 & Over Time Trial | 2026-01-17 |
| 400m Freestyle | 4:29.46 | LAC - 13 & Over Time Trial | 2026-01-17 |
| 50m Breaststroke | 32.91 | Western Region Long Course Championships | 2025-06-13 |
| 50m Breaststroke | 31.34 | Western Region Short Course Championships | 2026-02-12 |
| 50m Freestyle | 27.27 | Western Region Long Course Championships | 2025-06-13 |
| 50m Freestyle | 25.54 | BAC Team Showdown 2025 | 2025-12-12 |
| 800m Freestyle | 9:34.71 | LAC - Nothers Fall Invitational | 2025-11-21 |
Maar, David's top personal bests include 100m Breaststroke (1:14.07), 100m Breaststroke (1:09.20), 100m Freestyle (58.74), 100m Freestyle (56.31), 200m Breaststroke (2:43.19).
Maar, David swims for London Aquatic Club.
Maar, David has competed in 8 meets.