| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:18.59 | Saskatchewan Masters Racing Series #4 - South Div | 2026-04-25 |
| 100m Freestyle | 2:19.61 | 2026 Sask Master Racing Series #2 South Division | 2025-12-06 |
| 100m IM | 2:29.32 | 2026 Sask Masters Racing Series #1 - South Div | 2025-11-02 |
| 200m Freestyle | 4:48.96 | 2026 Sask Masters Racing Series #1 - South Div | 2025-11-02 |
| 200m IM | 5:26.96 | Sask Masters Racing Series #3 - South Division | 2026-03-07 |
| 25m Butterfly | 35.92 | Saskatchewan Masters Racing Series #4 - South Div | 2026-04-25 |
| 50m Backstroke | 1:05.41 | Sask Masters Racing Series #3 - South Division | 2026-03-07 |
| 50m Backstroke | 1:01.25 | 2026 Sask Master Racing Series #2 South Division | 2025-12-06 |
| 50m Breaststroke | 1:09.98 | Saskatchewan Masters Racing Series #4 - South Div | 2026-04-25 |
| 50m Freestyle | 1:05.46 | Sask Masters Racing Series #3 - South Division | 2026-03-07 |
| 50m Freestyle | 1:05.21 | 2026 Sask Masters Racing Series #1 - South Div | 2025-11-02 |
Henson, Margot's top personal bests include 100m Backstroke (2:18.59), 100m Freestyle (2:19.61), 100m IM (2:29.32), 200m Freestyle (4:48.96), 200m IM (5:26.96).
Henson, Margot swims for Regina Masters Swim Club.
Henson, Margot has competed in 4 meets.