| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:25.59 | Neil Lepps 2026 | 2026-03-14 |
| 100m Breaststroke | 2:48.28 | Neil Lepps 2026 | 2026-03-14 |
| 100m Freestyle | 2:22.66 | Neil Lepps 2026 | 2026-03-14 |
| 25m Butterfly | 37.21 | Lloydminster Riptides RUSH Invitational | 2026-02-28 |
| 50m Backstroke | 1:09.59 | Lloydminster Riptides RUSH Invitational | 2026-02-28 |
| 50m Breaststroke | 1:23.37 | Neil Lepps 2026 | 2026-03-14 |
| 50m Freestyle | 59.77 | Neil Lepps 2026 | 2026-03-14 |
Dela Rosa, Sebastian's top personal bests include 100m Backstroke (2:25.59), 100m Breaststroke (2:48.28), 100m Freestyle (2:22.66), 25m Butterfly (37.21), 50m Backstroke (1:09.59).
Dela Rosa, Sebastian swims for Lac La Biche Whitecaps.
Dela Rosa, Sebastian has competed in 4 meets.