| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:08.03 | Candy Cane Invitational | 2025-11-28 |
| 100m Breaststroke | 1:58.07 | Candy Cane Invitational | 2025-11-28 |
| 100m Butterfly | 2:03.70 | Candy Cane Invitational | 2025-11-28 |
| 100m Freestyle | 1:43.76 | OSC 12&Under Series #1 | 2025-11-09 |
| 50m Backstroke | 55.17 | Candy Cane Invitational | 2025-11-28 |
| 50m Breaststroke | 53.22 | Candy Cane Invitational | 2025-11-28 |
| 50m Butterfly | 57.44 | OSC 12&Under Series #1 | 2025-11-09 |
| 50m Freestyle | 44.10 | OSC 12&Under Series #1 | 2025-11-09 |
Ma, Jeffrey's top personal bests include 100m Backstroke (2:08.03), 100m Breaststroke (1:58.07), 100m Butterfly (2:03.70), 100m Freestyle (1:43.76), 50m Backstroke (55.17).
Ma, Jeffrey swims for Edmonton Keyano Swim Club.
Ma, Jeffrey has competed in 3 meets.