| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:51.60 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Breaststroke | 2:03.92 | 2025 York Invitational | 2025-11-15 |
| 100m Freestyle | 1:36.37 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m IM | 1:59.10 | 2025 Alan Swanston Classic | 2025-12-05 |
| 200m Backstroke | 4:21.78 | 2025 York Invitational | 2025-11-15 |
| 200m Freestyle | 3:45.44 | 2025 Alan Swanston Classic | 2025-12-05 |
| 50m Backstroke | 56.17 | RHAC Winter Jr. Sprint | 2025-12-20 |
| 50m Breaststroke | 59.25 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Butterfly | 1:02.80 | RHAC Fall Classic 2025 | 2025-10-24 |
| 50m Freestyle | 43.55 | 2026 Steve Kingston Memorial | 2026-03-06 |
Su, Nathanael's top personal bests include 100m Backstroke (1:51.60), 100m Breaststroke (2:03.92), 100m Freestyle (1:36.37), 100m IM (1:59.10), 200m Backstroke (4:21.78).
Su, Nathanael swims for The Richmond Hill Aquatic Club.
Su, Nathanael has competed in 6 meets.