| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:05.96 | MAC Summer Invitational | 2025-07-24 |
| 100m Backstroke | 1:03.64 | MAC Fall Fest Invitational | 2025-10-18 |
| 100m Breaststroke | 1:10.82 | MAC Summer Invitational | 2025-07-24 |
| 100m Breaststroke | 1:06.94 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m Butterfly | 1:00.49 | MAC Summer Invitational | 2025-07-24 |
| 100m Butterfly | 59.39 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m Freestyle | 1:00.17 | MAC Winter Invitational | 2026-01-22 |
| 200m Breaststroke | 2:35.57 | MAC Summer Invitational | 2025-07-24 |
| 200m Breaststroke | 2:26.16 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m Butterfly | 2:14.04 | MAC Winter Invitational | 2026-01-22 |
| 200m Butterfly | 2:08.21 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m Freestyle | 2:08.45 | MAC Winter Invitational | 2026-01-22 |
| 200m Freestyle | 2:04.32 | MAC Fall Fest Invitational | 2025-10-18 |
| 200m IM | 2:20.44 | MAC Summer Invitational | 2025-07-24 |
| 200m IM | 2:13.69 | MAC Fall Fest Invitational | 2025-10-18 |
| 400m Freestyle | 4:44.32 | MAC Summer Invitational | 2025-07-24 |
| 400m Freestyle | 4:24.65 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 400m IM | 4:42.91 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Backstroke | 30.39 | MAC Winter Invitational | 2026-01-22 |
| 50m Butterfly | 28.18 | MAC Winter Invitational | 2026-01-22 |
| 50m Butterfly | 27.17 | 2025 NYAC Cup | 2025-11-14 |
| 50m Freestyle | 25.56 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 800m Freestyle | 9:38.31 | MAC Summer Invitational | 2025-07-24 |
| 800m Freestyle | 8:58.58 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
Andrew Chen's top personal bests include 100m Backstroke (1:05.96), 100m Backstroke (1:03.64), 100m Breaststroke (1:10.82), 100m Breaststroke (1:06.94), 100m Butterfly (1:00.49).
Andrew Chen swims for Markham Aquatic Club.
Andrew Chen has competed in 7 meets.