| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:13.10 | Border City Invitational 2025 | 2025-12-05 |
| 100m Breaststroke | 1:18.99 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m Butterfly | 1:14.63 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Freestyle | 1:04.86 | MAC Jingle Bell | 2025-12-12 |
| 100m IM | 1:12.27 | MAC Jingle Bell | 2025-12-12 |
| 200m Breaststroke | 2:51.35 | Border City Invitational 2025 | 2025-12-05 |
| 200m Freestyle | 2:22.09 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m IM | 2:36.79 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 400m IM | 5:33.96 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Backstroke | 34.27 | MAC Jingle Bell | 2025-12-12 |
| 50m Breaststroke | 36.68 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Freestyle | 30.55 | MAC Jingle Bell | 2025-12-12 |
An, Monica's top personal bests include 100m Backstroke (1:13.10), 100m Breaststroke (1:18.99), 100m Butterfly (1:14.63), 100m Freestyle (1:04.86), 100m IM (1:12.27).
An, Monica swims for Markham Aquatic Club.
An, Monica has competed in 8 meets.