| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:08.69 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 100m Backstroke | 2:11.04 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Breaststroke | 2:35.53 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 100m Breaststroke | 2:25.13 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 2:10.30 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 200m Freestyle | 4:55.19 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Backstroke | 57.88 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Backstroke | 56.51 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Breaststroke | 1:11.05 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Breaststroke | 1:10.65 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Freestyle | 54.67 | 2026 Mallards Winter LC Invitational | 2026-01-30 |
| 50m Freestyle | 58.85 | 2025 Alex Baumann Invitational | 2025-11-21 |
Chan, Sommer's top personal bests include 100m Backstroke (2:08.69), 100m Backstroke (2:11.04), 100m Breaststroke (2:35.53), 100m Breaststroke (2:25.13), 100m Freestyle (2:10.30).
Chan, Sommer swims for Swim Apex Aquatic Club.
Chan, Sommer has competed in 2 meets.