| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:59.82 | Back to the Blocks Invitational | 2026-02-21 |
| 100m Backstroke | 1:51.18 | Winter Waves Invitational | 2026-03-13 |
| 100m Freestyle | 1:47.55 | Back to the Blocks Invitational | 2026-02-21 |
| 100m Freestyle | 1:43.77 | Bluefins Fall Pentathlon | 2025-11-14 |
| 100m IM | 2:05.66 | Bluefins Fall Pentathlon | 2025-11-14 |
| 200m Freestyle | 3:56.77 | Winter Waves Invitational | 2026-03-13 |
| 50m Backstroke | 51.82 | Winter Waves Invitational | 2026-03-13 |
| 50m Breaststroke | 1:06.09 | Back to the Blocks Invitational | 2026-02-21 |
| 50m Breaststroke | 1:06.51 | Bluefins Fall Pentathlon | 2025-11-14 |
| 50m Freestyle | 48.74 | Winter Waves Invitational | 2026-03-13 |
Byrne, Grace's top personal bests include 100m Backstroke (1:59.82), 100m Backstroke (1:51.18), 100m Freestyle (1:47.55), 100m Freestyle (1:43.77), 100m IM (2:05.66).
Byrne, Grace swims for Pickering Swim Club.
Byrne, Grace has competed in 3 meets.