| Event | Time | Meet | Date |
|---|---|---|---|
| 50m Backstroke | 1:11.79 | 2026 PTBO Orange v Blue | 2026-02-28 |
| 50m Breaststroke | 1:28.39 | 2026 PTBO Orange v Blue | 2026-02-28 |
| 50m Freestyle | 58.62 | 2026 PTBO Orange v Blue | 2026-02-28 |
Branken, Declan's top personal bests include 50m Backstroke (1:11.79), 50m Breaststroke (1:28.39), 50m Freestyle (58.62).
Branken, Declan swims for Peterborough Swim Club.
Branken, Declan has competed in 1 meets.