| Event | Time | Meet | Date |
|---|---|---|---|
| 25m Backstroke | 36.64 | OSHAC Spring Fling | 2025-05-31 |
| 25m Breaststroke | 41.24 | OSHAC Spring Fling | 2025-05-31 |
| 25m Butterfly | 31.86 | OSHAC Spring Fling | 2025-05-31 |
| 25m Freestyle | 27.27 | OSHAC Spring Fling | 2025-05-31 |
Niles, Olivia's top personal bests include 25m Backstroke (36.64), 25m Breaststroke (41.24), 25m Butterfly (31.86), 25m Freestyle (27.27).
Niles, Olivia swims for Oshawa Aquatic Club.
Niles, Olivia has competed in 1 meets.