| Long Course |
|
Men's 50m Backstroke |
|
|
Open |
| WR |
World Record |
23.80 |
Kliment Kolesnikov |
18 May 2021 |
2021 European Championships |
| CO |
Commonwealth Record |
24.04 |
Liam Tancock |
2 Aug 2009 |
2009 FINA 13th World Championships |
| AUO |
Australian Open |
24.44 |
Isaac Cooper |
20 May 2022 |
2022 Australian Swimming Championships |
| AUAC |
Australian All Comers |
24.44 |
Isaac Cooper |
20 May 2022 |
2022 Australian Swimming Championships |
| ACW |
WA All Comers |
25.06 |
Daniel Arnamnart |
18 Jan 2013 |
2013 BHP Billiton Aquatic Super Series |
| WAT |
WA All Time |
24.97 |
Zac Incerti |
3 Mar 2018 |
2018 Commonwealth Games Trials |
| RE |
Residential |
26.00 |
Zac Incerti |
23 Jan 2015 |
2015 SWA State Open & Age LC Championships |
| CAT |
WA Country All Time |
27.29 |
Zac Incerti |
3 Jan 2014 |
2014 Swimming WA Country Championships |
| CR |
Country Residential |
27.29 |
Zac Incerti |
3 Jan 2014 |
2014 Swimming WA Country Championships |
