| Date | Time | Competitor | Meet | 
	
		| 19 Jun 2021 | 36.24 | Kai M | SLD Short Course Carnival 2021 | 
	
		| 17 Oct 1999 | 38.27 | Richard W | 1999 Mandurah Jr S/C | 
	
		| 7 Aug 1999 | 38.52 | Richard W | STATE WINTER SC 1999 | 
	
		| 17 Jul 1999 | 38.84 | Richard W | Mandurah S/C | 
	
		| 3 Jul 1999 | 39.65 | Richard W | ALBANY SHORT COURSE |