| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.36 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Breaststroke | 1:31.59 | 2025 Alan Swanston Classic | 2025-12-05 |
| 100m Butterfly | 1:18.45 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Freestyle | 1:07.11 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m Backstroke | 2:59.06 | 2025 Alan Swanston Classic | 2025-12-05 |
| 200m Freestyle | 2:24.95 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m IM | 2:54.45 | RHAC Fall Classic 2025 | 2025-10-24 |
| 400m Freestyle | 5:05.06 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Backstroke | 42.14 | PICK Last Gasp 2025 | 2025-06-07 |
| 50m Breaststroke | 46.42 | PICK Last Gasp 2025 | 2025-06-07 |
| 50m Butterfly | 35.54 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Freestyle | 30.08 | 2026 Steve Kingston Memorial | 2026-03-06 |
Kamyshnikov, Nikolai's top personal bests include 100m Backstroke (1:19.36), 100m Breaststroke (1:31.59), 100m Butterfly (1:18.45), 100m Freestyle (1:07.11), 200m Backstroke (2:59.06).
Kamyshnikov, Nikolai swims for Newmarket Stingrays Swim Club.
Kamyshnikov, Nikolai has competed in 6 meets.