| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:13.12 | MAC Jingle Bell | 2025-12-12 |
| 100m Butterfly | 1:10.32 | MAC Fall Fest Invitational | 2025-10-18 |
| 200m Breaststroke | 2:41.39 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Freestyle | 2:16.43 | MAC Fall Fest Invitational | 2025-10-18 |
| 400m Freestyle | 4:55.04 | 2025 Fall Distance Time Trial | 2025-11-15 |
| 400m IM | 5:27.27 | MAC Fall Fest Invitational | 2025-10-18 |
| 50m Breaststroke | 34.14 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Butterfly | 29.88 | MAC Jingle Bell | 2025-12-12 |
| 50m Freestyle | 28.09 | MAC Jingle Bell | 2025-12-12 |
| 800m Freestyle | 9:58.08 | 2025 Fall Distance Time Trial | 2025-11-15 |
Ng, Nathaniel's top personal bests include 100m Breaststroke (1:13.12), 100m Butterfly (1:10.32), 200m Breaststroke (2:41.39), 200m Freestyle (2:16.43), 400m Freestyle (4:55.04).
Ng, Nathaniel swims for Witchurch-Stouffville Swim Club.
Ng, Nathaniel has competed in 8 meets.