| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:20.31 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 100m Breaststroke | 1:25.01 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 100m Butterfly | 1:23.00 | SKSC Winterfest | 2026-01-24 |
| 100m Freestyle | 1:10.82 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 100m IM | 1:20.55 | SKSC Summerfest 2025 | 2025-07-26 |
| 200m Backstroke | 2:52.60 | SKSC Fallfest | 2025-11-22 |
| 200m Breaststroke | 3:05.53 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 200m Butterfly | 3:03.39 | SKSC Winterfest | 2026-01-24 |
| 200m Freestyle | 2:33.09 | SKSC Fallfest | 2025-11-22 |
| 200m IM | 2:49.93 | SKSC Winterfest | 2026-01-24 |
| 400m Freestyle | 5:32.93 | SKSC October Distance Time Trial 2025 | 2025-10-24 |
| 400m IM | 6:04.74 | SKSC January Time Trial 2026 | 2026-01-16 |
| 50m Backstroke | 36.70 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 50m Breaststroke | 38.34 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 50m Butterfly | 35.61 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 50m Freestyle | 32.86 | SKSC Summerfest 2025 | 2025-07-26 |
Zhang, Melissa's top personal bests include 100m Backstroke (1:20.31), 100m Breaststroke (1:25.01), 100m Butterfly (1:23.00), 100m Freestyle (1:10.82), 100m IM (1:20.55).
Zhang, Melissa swims for Surrey Knights Swim Club.
Zhang, Melissa has competed in 14 meets.