| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:39.11 | June Performance Meet 2025 | 2025-06-06 |
| 100m Backstroke | 1:37.34 | 2025 NYAC Cup | 2025-11-14 |
| 100m Breaststroke | 2:59.70 | June Performance Meet 2025 | 2025-06-06 |
| 100m Freestyle | 1:33.39 | June Performance Meet 2025 | 2025-06-06 |
| 100m Freestyle | 1:26.72 | 2025 NYAC Cup | 2025-11-14 |
| 50m Backstroke | 46.49 | June Performance Meet 2025 | 2025-06-06 |
| 50m Backstroke | 43.51 | 2025 NYAC Cup | 2025-11-14 |
| 50m Breaststroke | 1:23.74 | June Performance Meet 2025 | 2025-06-06 |
| 50m Freestyle | 38.64 | June Performance Meet 2025 | 2025-06-06 |
| 50m Freestyle | 36.88 | Winter Swimfest 2026 | 2026-01-24 |
Mansker, Jasper's top personal bests include 100m Backstroke (1:39.11), 100m Backstroke (1:37.34), 100m Breaststroke (2:59.70), 100m Freestyle (1:33.39), 100m Freestyle (1:26.72).
Mansker, Jasper swims for North York Aquatic Club.
Mansker, Jasper has competed in 4 meets.