| Order | Time | Date | Meet | Venue |
|---|---|---|---|---|
| 1 | 45.48 | 2017-03-19 | 2017 Shamrock Splash | CBAC |
| 2 | 45.61 | 2017-02-19 | 2017 Nationals | CBAC |
| 3 | 45.71 | 2017-05-20 | 2017 Lions Sprint Meet | Lions Pool |
| 4 | 46.25 | 2017-06-04 | 2017 Landon Von Kanel | Lions Pool |
| 5 | 46.35 P | 2017-02-19 | 2017 Nationals | CBAC |
| 6 | 47.41 | 2017-01-22 | 2017 Pete Ribbins | Lions Pool |
| 7 | 49.19 | 2016-11-13 | 2016 Mike Lockwood Memorial | Lions Pool |
| 8 | 49.87 | 2016-02-14 | 2016 Nationals | CBAC |
| 9 | 50.68 | 2016-05-21 | 2016 Lions Sprint Meet | Lions Pool |
| 10 | 51.04 | 2016-04-16 | 2016 Shamrock Splash | CBAC |
| 11 | 51.50 | 2016-10-16 | 2016 CBAC Fall KO | CBAC |
| 12 | 53.59 P | 2016-02-14 | 2016 Nationals | CBAC |
| 13 | 55.81 | 2015-12-13 | 2015 Coconut Cup | CBAC |
| 14 | 56.58 | 2016-01-16 | 2016 EY Sprint Meet | Lions Pool |