| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:10.85 | June Performance Meet 2025 | 2025-06-06 |
| 100m Breaststroke | 1:22.80 | RHAC Winter Invitational 2026 | 2026-01-16 |
| 100m Breaststroke | 1:16.08 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Butterfly | 1:03.91 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 100m Butterfly | 1:03.22 | 2025 MSSAC Open | 2025-12-19 |
| 100m Freestyle | 59.35 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 100m Freestyle | 58.07 | 2025 MSSAC Open | 2025-12-19 |
| 200m Freestyle | 2:11.55 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 200m Freestyle | 2:07.36 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m IM | 2:29.19 | RHAC Winter Invitational 2026 | 2026-01-16 |
| 400m Freestyle | 4:39.03 | 2025 MSSAC Open | 2025-12-19 |
| 50m Backstroke | 30.86 | 2025 MSSAC Open | 2025-12-19 |
| 50m Butterfly | 29.84 | 2026 Ontario Age Groups - MPAC | 2026-03-05 |
| 50m Butterfly | 28.82 | 2025 MSSAC Open | 2025-12-19 |
| 50m Freestyle | 27.91 | RHAC Winter Invitational 2026 | 2026-01-16 |
| 50m Freestyle | 26.85 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 800m Freestyle | 10:18.10 | RHAC Winter Invitational 2026 | 2026-01-16 |
Han, Nicholas's top personal bests include 100m Backstroke (1:10.85), 100m Breaststroke (1:22.80), 100m Breaststroke (1:16.08), 100m Butterfly (1:03.91), 100m Butterfly (1:03.22).
Han, Nicholas swims for The Richmond Hill Aquatic Club.
Han, Nicholas has competed in 6 meets.