| Event | Time | Meet | Date |
|---|---|---|---|
| 50m Backstroke | 58.91 | Delta 10 & Under Sprint Cup | 2025-06-01 |
| 50m Breaststroke | 58.79 | Delta 10 & Under Sprint Cup | 2025-06-01 |
| 50m Butterfly | 1:01.16 | Chena Invitational | 2026-01-24 |
| 50m Freestyle | 52.53 | Delta 10 & Under Sprint Cup | 2025-06-01 |
Chan, Sai Chun Lucas's top personal bests include 50m Backstroke (58.91), 50m Breaststroke (58.79), 50m Butterfly (1:01.16), 50m Freestyle (52.53).
Chan, Sai Chun Lucas swims for Pacific Sea Wolves.
Chan, Sai Chun Lucas has competed in 2 meets.