| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:09.66 | ManSask Provincial Championships | 2025-07-10 |
| 100m Butterfly | 1:02.20 | ManSask Provincial Championships | 2025-07-10 |
| 100m Freestyle | 57.06 | ManSask Provincial Championships | 2025-07-10 |
| 100m Freestyle | 55.19 | 2026 OUA Swimming Championships | 2026-02-19 |
| 200m Freestyle | 2:07.98 | ManSask Provincial Championships | 2025-07-10 |
| 200m IM | 2:25.84 | ManSask Provincial Championships | 2025-07-10 |
| 50m Backstroke | 28.97 | OUA Varsity Tri-Meet Carleton Laurier Queens | 2025-10-04 |
| 50m Butterfly | 26.98 | ManSask Provincial Championships | 2025-07-10 |
| 50m Butterfly | 26.98 | 2026 OUA Swimming Championships | 2026-02-19 |
| 50m Freestyle | 26.53 | ManSask Provincial Championships | 2025-07-10 |
| 50m Freestyle | 25.37 | 2026 OUA Swimming Championships | 2026-02-19 |
Jed Demillo's top personal bests include 100m Backstroke (1:09.66), 100m Butterfly (1:02.20), 100m Freestyle (57.06), 100m Freestyle (55.19), 200m Freestyle (2:07.98).
Jed Demillo swims for Queen's University.
Jed Demillo has competed in 6 meets.