| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:16.92 | Marianne Limpert Team Championship | 2026-02-05 |
| 100m Breaststroke | 1:16.02 | NB Open Cup 2025 | 2025-12-05 |
| 100m Butterfly | 1:17.48 | 2025 Canada Games | 2025-08-10 |
| 100m Butterfly | 1:14.30 | NB Open Cup 2025 | 2025-12-05 |
| 100m Freestyle | 1:12.42 | Marianne Limpert Team Championship | 2026-02-05 |
| 200m Breaststroke | 2:49.96 | Marianne Limpert Team Championship | 2026-02-05 |
| 200m Breaststroke | 2:48.99 | NB Open Cup 2025 | 2025-12-05 |
| 200m IM | 2:37.46 | Marianne Limpert Team Championship | 2026-02-05 |
| 200m IM | 2:34.08 | NB Open Cup 2025 | 2025-12-05 |
| 50m Breaststroke | 35.36 | Marianne Limpert Team Championship | 2026-02-05 |
| 50m Breaststroke | 35.44 | NB Open Cup 2025 | 2025-12-05 |
| 50m Butterfly | 33.63 | East Coast Championships | 2025-07-10 |
| 50m Butterfly | 33.07 | NB Open Cup 2025 | 2025-12-05 |
| 50m Freestyle | 33.00 | Marianne Limpert Team Championship | 2026-02-05 |
Mirza, Maimuna's top personal bests include 100m Breaststroke (1:16.92), 100m Breaststroke (1:16.02), 100m Butterfly (1:17.48), 100m Butterfly (1:14.30), 100m Freestyle (1:12.42).
Mirza, Maimuna swims for Fredericton Aquanauts Swimming Team.
Mirza, Maimuna has competed in 4 meets.