| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:19.21 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m Butterfly | 1:06.11 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m Freestyle | 1:07.14 | 2025-2026 SSAT Invitational - NEOR 1 | 2025-10-25 |
| 100m IM | 1:14.69 | SLSC Spring Time Trial | 2025-05-31 |
| 200m Breaststroke | 2:49.89 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m Butterfly | 2:33.18 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m Freestyle | 2:22.09 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m IM | 2:35.58 | 2026 Dave Kensit Memorial SC Championship | 2026-02-06 |
| 400m Freestyle | 5:07.35 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Breaststroke | 36.77 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Butterfly | 29.69 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Freestyle | 29.43 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 800m Freestyle | 10:36.60 | 2025-2026 SSAT Invitational - NEOR 1 | 2025-10-25 |
Herranen, Brooke's top personal bests include 100m Breaststroke (1:19.21), 100m Butterfly (1:06.11), 100m Freestyle (1:07.14), 100m IM (1:14.69), 200m Breaststroke (2:49.89).
Herranen, Brooke swims for Sudbury Laurentian Swim Club.
Herranen, Brooke has competed in 6 meets.