| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:03.47 | Import - Unionville (ON) Jan 2020 | 2020-01-17 |
| 100m Backstroke | 58.84 | Unknown Meet 2024-01-21 | 2024-01-21 |
| 100m Breaststroke | 1:18.31 | Unknown Meet 2017-03-03 | 2017-03-03 |
| 100m Butterfly | 1:01.51 | Unknown Meet 2019-07-05 | 2019-07-05 |
| 100m Butterfly | 59.76 | Unknown Meet 2022-11-06 | 2022-11-06 |
| 100m Freestyle | 57.90 | Import - Burlington (ON) Jul 2019 | 2019-07-06 |
| 100m Freestyle | 56.21 | Import - Guelph (ON) Dec 2018 | 2018-12-07 |
| 200m Backstroke | 2:17.46 | Import - Unionville (ON) Jan 2020 | 2020-01-17 |
| 200m Backstroke | 2:12.84 | Unknown Meet 2023-01-22 | 2023-01-22 |
| 200m Breaststroke | 2:53.43 | Unknown Meet 2017-03-04 | 2017-03-04 |
| 200m Medley | 2:24.02 | Unknown Meet 2019-07-04 | 2019-07-04 |
| 200m Medley | 2:18.12 | Import - Guelph (ON) Dec 2018 | 2018-12-07 |
| 400m Medley | 5:28.29 | Unknown Meet 2017-03-05 | 2017-03-05 |
| 50m Backstroke | 28.72 | Import - Burlington (ON) Jul 2019 | 2019-07-06 |
| 50m Backstroke | 26.86 | Unknown Meet 2024-01-21 | 2024-01-21 |
| 50m Breaststroke | 34.88 | Import - Etobicoke (ON) Apr 2024 | 2024-04-26 |
| 50m Breaststroke | 31.83 | Unknown Meet 2022-11-06 | 2022-11-06 |
| 50m Butterfly | 28.38 | Unknown Meet 2019-07-05 | 2019-07-05 |
| 50m Butterfly | 25.95 | Unknown Meet 2025-01-19 | 2025-01-19 |
| 50m Freestyle | 25.40 | Unknown Meet 2019-07-05 | 2019-07-05 |
| 50m Freestyle | 24.81 | Import - Guelph (ON) Dec 2018 | 2018-12-07 |
Legault, Julien's top personal bests include 100m Backstroke (1:03.47), 100m Backstroke (58.84), 100m Breaststroke (1:18.31), 100m Butterfly (1:01.51), 100m Butterfly (59.76).
Legault, Julien swims for Brock University.
Legault, Julien has competed in 23 meets.