| Event | Time | Meet | Date |
|---|---|---|---|
| 50m Backstroke | 50.25 | KCS Fall Festival | 2025-10-25 |
| 50m Breaststroke | 1:14.01 | KCS Fall Festival | 2025-10-25 |
| 50m Butterfly | 1:06.91 | KCS Fall Festival | 2025-10-25 |
| 50m Freestyle | 52.08 | KCS Fall Festival | 2025-10-25 |
Lang, Mackenzie's top personal bests include 50m Backstroke (50.25), 50m Breaststroke (1:14.01), 50m Butterfly (1:06.91), 50m Freestyle (52.08).
Lang, Mackenzie swims for Kamloops Classic Swimming.
Lang, Mackenzie has competed in 1 meets.