| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:08.37 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
| 100m Breaststroke | 1:12.51 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Butterfly | 1:02.11 | Border City Invitational 2025 | 2025-12-05 |
| 100m Freestyle | 55.10 | Border City Invitational 2025 | 2025-12-05 |
| 200m Breaststroke | 2:41.92 | Pan Am Open 2026 | 2026-02-21 |
| 200m Butterfly | 2:23.07 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Freestyle | 1:59.24 | Border City Invitational 2025 | 2025-12-05 |
| 200m IM | 2:21.66 | Border City Invitational 2025 | 2025-12-05 |
| 400m Freestyle | 4:26.56 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
| 400m IM | 5:01.09 | Pan Am Open 2026 | 2026-02-21 |
| 50m Backstroke | 30.72 | Pan Am Open 2026 | 2026-02-21 |
| 50m Breaststroke | 33.30 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Butterfly | 27.68 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Freestyle | 24.94 | Pan Am Open 2026 | 2026-02-21 |
| 800m Freestyle | 9:18.16 | Border City Invitational 2025 | 2025-12-05 |
Han, Nathan's top personal bests include 100m Backstroke (1:08.37), 100m Breaststroke (1:12.51), 100m Butterfly (1:02.11), 100m Freestyle (55.10), 200m Breaststroke (2:41.92).
Han, Nathan swims for Whitby Swimming.
Han, Nathan has competed in 8 meets.