| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:20.82 | Edmonton Open 2026 | 2026-01-30 |
| 100m Backstroke | 1:17.40 | Blue Bears Invitational | 2026-01-16 |
| 100m Breaststroke | 1:36.79 | Summer Provincial Trials LC | 2025-06-27 |
| 100m Breaststroke | 1:31.72 | AB PPAC PZDA 2025 | 2025-10-18 |
| 100m Butterfly | 1:30.28 | 2025 AB Pirates Rock'n Reindeer | 2025-12-07 |
| 100m Freestyle | 1:11.87 | AB PPAC PZDA 2025 | 2025-10-18 |
| 100m IM | 1:21.06 | AB PPAC PZDA 2025 | 2025-10-18 |
| 200m Backstroke | 3:04.72 | Summer Provincial Trials LC | 2025-06-27 |
| 200m Backstroke | 2:49.93 | Candy Cane Invitational | 2025-11-28 |
| 200m Breaststroke | 3:20.49 | Edmonton Open 2026 | 2026-01-30 |
| 200m Breaststroke | 3:16.05 | Blue Bears Invitational | 2026-01-16 |
| 200m Freestyle | 2:34.72 | Candy Cane Invitational | 2025-11-28 |
| 200m IM | 2:57.77 | Candy Cane Invitational | 2025-11-28 |
| 400m Freestyle | 5:24.15 | Blue Bears Invitational | 2026-01-16 |
| 50m Backstroke | 40.31 | Summer Provincial Trials LC | 2025-06-27 |
| 50m Backstroke | 36.34 | Candy Cane Invitational | 2025-11-28 |
| 50m Breaststroke | 42.61 | Candy Cane Invitational | 2025-11-28 |
| 50m Butterfly | 38.62 | Edmonton Open 2026 | 2026-01-30 |
| 50m Butterfly | 37.97 | Blue Bears Invitational | 2026-01-16 |
| 50m Freestyle | 33.03 | AB PPAC PZDA 2025 | 2025-10-18 |
Gassner, Ella's top personal bests include 100m Backstroke (1:20.82), 100m Backstroke (1:17.40), 100m Breaststroke (1:36.79), 100m Breaststroke (1:31.72), 100m Butterfly (1:30.28).
Gassner, Ella swims for Sylvan Lake Nauticals.
Gassner, Ella has competed in 9 meets.