| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:30.63 | KBM Heats & Finals | 2026-02-20 |
| 100m Breaststroke | 1:37.19 | KBM Heats & Finals | 2026-02-20 |
| 100m Butterfly | 1:35.35 | KBM Distance & Development | 2025-11-08 |
| 100m Freestyle | 1:18.54 | KBM Heats & Finals | 2026-02-20 |
| 200m Backstroke | 3:07.33 | KBM Heats & Finals | 2026-02-20 |
| 200m Breaststroke | 3:28.14 | KBM Distance & Development | 2025-11-08 |
| 200m Freestyle | 2:49.19 | KBM Distance & Development | 2025-11-08 |
| 200m IM | 3:12.63 | Beast Cup 2026 | 2026-01-10 |
| 400m Freestyle | 6:09.50 | KBM October Time Trial | 2025-10-15 |
| 400m IM | 6:40.11 | KBM Distance & Development | 2025-11-08 |
| 50m Backstroke | 42.98 | KBM Pentathlon | 2025-10-19 |
| 50m Breaststroke | 46.01 | KBM Heats & Finals | 2026-02-20 |
| 50m Butterfly | 42.28 | KBM Pentathlon | 2025-10-19 |
| 50m Freestyle | 35.65 | KBM Distance & Development | 2025-11-08 |
Masse, Genevieve's top personal bests include 100m Backstroke (1:30.63), 100m Breaststroke (1:37.19), 100m Butterfly (1:35.35), 100m Freestyle (1:18.54), 200m Backstroke (3:07.33).
Masse, Genevieve swims for Kingston Blue Marlins.
Masse, Genevieve has competed in 6 meets.