| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.49 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:32.42 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Butterfly | 1:30.06 | Beast Cup 2026 | 2026-01-10 |
| 100m Freestyle | 1:10.96 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Backstroke | 3:00.17 | 2026 OSHAC Durham Cup | 2026-01-31 |
| 200m Breaststroke | 3:19.88 | Winter Swimfest 2026 | 2026-01-24 |
| 200m Freestyle | 2:39.09 | 2026 OSHAC Durham Cup | 2026-01-31 |
| 200m IM | 2:55.09 | 2026 OSHAC Durham Cup | 2026-01-31 |
| 400m Freestyle | 5:28.73 | 2025 Rob Masson Memorial Distance Meet | 2025-11-15 |
| 400m IM | 6:19.76 | Beast Cup 2026 | 2026-01-10 |
| 50m Backstroke | 36.51 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Breaststroke | 41.58 | Winter Swimfest 2026 | 2026-01-24 |
| 50m Freestyle | 30.96 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 800m Freestyle | 11:31.85 | 2025 Rob Masson Memorial Distance Meet | 2025-11-15 |
Harris, Juliet's top personal bests include 100m Backstroke (1:22.49), 100m Breaststroke (1:32.42), 100m Butterfly (1:30.06), 100m Freestyle (1:10.96), 200m Backstroke (3:00.17).
Harris, Juliet swims for Oshawa Aquatic Club.
Harris, Juliet has competed in 10 meets.