| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:26.93 | 2025 SNL Provincial Championships | 2025-05-30 |
| 100m Breaststroke | 1:30.77 | 2025 SNL Provincial Championships | 2025-05-30 |
| 100m Freestyle | 1:19.51 | 2025 SNL Provincial Championships | 2025-05-30 |
| 100m IM | 1:28.64 | Winter Waves Invitational | 2026-03-13 |
| 200m Backstroke | 3:12.50 | Bluefins Fall Pentathlon | 2025-11-14 |
| 200m Breaststroke | 3:19.37 | 2025 SNL Provincial Championships | 2025-05-30 |
| 200m IM | 3:17.83 | Winter Waves Invitational | 2026-03-13 |
| 50m Breaststroke | 40.61 | 2025 SNL Provincial Championships | 2025-05-30 |
| 50m Butterfly | 47.53 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Freestyle | 34.69 | 2025 SNL Provincial Championships | 2025-05-30 |
Prowse, Olivia's top personal bests include 100m Backstroke (1:26.93), 100m Breaststroke (1:30.77), 100m Freestyle (1:19.51), 100m IM (1:28.64), 200m Backstroke (3:12.50).
Prowse, Olivia swims for Mount Pearl Marlins.
Prowse, Olivia has competed in 4 meets.