| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.20 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Butterfly | 1:32.61 | Border City Invitational 2025 | 2025-12-05 |
| 100m Freestyle | 1:08.74 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m IM | 1:27.27 | 2025 RHAC Summer League | 2025-07-18 |
| 200m Backstroke | 2:44.63 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Butterfly | 3:22.83 | Border City Invitational 2025 | 2025-12-05 |
| 200m Freestyle | 2:25.69 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 2:59.66 | 2025 NYAC Cup | 2025-11-14 |
| 400m Freestyle | 5:02.35 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Backstroke | 39.15 | 2025 NYAC Cup | 2025-11-14 |
| 50m Butterfly | 38.55 | Border City Invitational 2025 | 2025-12-05 |
| 50m Freestyle | 32.51 | Border City Invitational 2025 | 2025-12-05 |
Tian, Lucas's top personal bests include 100m Backstroke (1:19.20), 100m Butterfly (1:32.61), 100m Freestyle (1:08.74), 100m IM (1:27.27), 200m Backstroke (2:44.63).
Tian, Lucas swims for Toronto Olympian Swim Team.
Tian, Lucas has competed in 8 meets.