| Boy's 14 years 100m Butterfly | 
	
		| Heat | 
	
		|  | Time | Name | Club | Age | FINA PS | MC PS | Splits | Ranking | 
	
		|  | 1. | 59.75 | Russel P | SINGAPORE SWIMMING CLUB | 14 | 566 |  | Splits |  | 
	
		|  | 2. | 1:00.92 | George G | Westside Christ Church Aquatic | 14 | 534 |  | Splits | 
 | 
	
		|  | 3. | 1:01.72 | Buddy A | South Shore | 14 | 514 |  | Splits | 
 | 
	
		|  | 4. | 1:02.03 | Billy H | North Coast | 14 | 506 |  | Splits | 
 | 
	
		|  | 5. | 1:02.06 | Charles W | Guildford & Kalamunda District | 14 | 505 |  | Splits | 
 | 
	
		|  | 6. | 1:02.85 | Hoony K | NIST Falcons Swim Team | 14 | 487 |  | Splits |  | 
	
		|  | 7. | 1:02.88 | Sam R | UWA West Coast | 14 | 486 |  | Splits | 
 | 
	
		|  | 8. | 1:03.10 | Eli H | South Shore | 14 | 481 |  | Splits | 
 | 
	
		|  | 9. | 1:03.77 | Joshua L | UWA West Coast | 14 | 466 |  | Splits | 
 | 
	
		|  | 10. | 1:03.84 | Chayse P | Southside Penrhos Wesley SC In | 13 | 464 |  | Splits | 
 | 
	
		|  | 11. | 1:04.57 | Chongrui G | NIST Falcons Swim Team | 14 | 449 |  | Splits |  | 
	
		|  | 12. | 1:05.21 | Jhett S | Scarborough Beach | 14 | 436 |  | Splits | 
 | 
	
		|  | 13. | 1:06.17 | Dominic D | Westside Christ Church Aquatic | 14 | 417 |  | Splits | 
 | 
	
		|  | 14. | 1:06.75 | Warat T | NIST Falcons Swim Team | 14 | 406 |  | Splits |  | 
	
		|  | 15. | 1:07.06 | Junwoo K | UWCSEA-EAST | 14 | 400 |  | Splits |  | 
	
		|  | 16. | 1:08.31 | Eamon T | UWA West Coast | 14 | 379 |  | Splits | 
 | 
	
		|  | 17. | 1:09.13 | Brodie M | Southside Penrhos Wesley SC In | 13 | 366 |  | Splits | 
 | 
	
		|  | 18. | 1:09.91 | Josh M | Central Aquatic Swimming and L | 14 | 353 |  | Splits | 
 | 
	
		| Boy's 15 years 100m Butterfly | 
	
		| Heat | 
	
		|  | Time | Name | Club | Age | FINA PS | MC PS | Splits | Ranking | 
	
		|  | 1. | 59.16 | Beau M | Western Sprint | 15 | 584 |  | Splits | 
 | 
	
		|  | 2. | 59.85 | Charlie S | Westside Christ Church Aquatic | 15 | 564 |  | Splits | 
 | 
	
		|  | 3. | 1:00.89 | Tadhg S | Arena | 15 | 535 |  | Splits | 
 | 
	
		|  | 4. | 1:01.12 | Max P | UWA West Coast | 15 | 529 |  | Splits | 
 | 
	
		|  | 5. | 1:01.78 | Ali A | Riverton Aquanauts | 15 | 512 |  | Splits | 
 | 
	
		|  | 6. | 1:02.60 | Leo G | Fremantle Port | 15 | 492 |  | Splits | 
 | 
	
		|  | 7. | 1:03.07 | Nicholas S | Southside Penrhos Wesley SC In | 15 | 481 |  | Splits | 
 | 
	
		|  | 8. | 1:03.62 | Joshua P | Arena | 15 | 469 |  | Splits | 
 | 
	
		|  | 9. | 1:03.80 | Morgan H | Australind | 15 | 465 | 399 | Splits | 
 | 
	
		|  | 10. | 1:04.19 | Daniel A | Riverside | 15 | 457 |  | Splits | 
 | 
	
		|  | 11. | 1:04.67 | Matvey M | Breakers WA | 15 | 447 |  | Splits | 
 | 
	
		|  | 12. | 1:05.61 | Caiden C | Breakers WA | 15 | 428 |  | Splits | 
 | 
	
		|  | 13. | 1:05.69 | Daniel S | Busselton | 15 | 426 |  | Splits | 
 | 
	
		|  | 14. | 1:08.10 | Yanson S | South Lake Dolphins | 15 | 382 |  | Splits | 
 | 
	
		| Men's 16 years 100m Butterfly | 
	
		| Heat | 
	
		|  | Time | Name | Club | Age | FINA PS | MC PS | Splits | Ranking | 
	
		|  | 1. | 57.00 | Romeo Z | Rockingham | 16 | 652 |  | Splits | 
 | 
	
		|  | 2. | 57.82 | Sam C | Arena | 16 | 625 |  | Splits | 
 | 
	
		|  | 3. | 58.64 | Tristan L | Riverton Aquanauts | 16 | 599 |  | Splits | 
 | 
	
		|  | 4. | 59.40 | Griffin S | Southside Penrhos Wesley SC In | 16 | 576 |  | Splits | 
 | 
	
		|  | 5. | 59.99 | Boston Y | South Shore | 16 | 560 |  | Splits | 
 | 
	
		|  | 6. | 1:01.97 | Hudson M | Western Sprint | 16 | 508 |  | Splits | 
 | 
	
		|  | 7. | 1:03.13 | Danilo B | South Lake Dolphins | 16 | 480 |  | Splits | 
 | 
	
		|  | 8. | 1:04.99 | Jeremy C | UWA West Coast | 16 | 440 |  | Splits | 
 | 
	
		|  | 9. | 1:05.54 | Lucas F | Scarborough Beach | 16 | 429 |  | Splits | 
 | 
	
		| Men's 17 years 100m Butterfly | 
	
		| Heat | 
	
		|  | Time | Name | Club | Age | FINA PS | MC PS | Splits | Ranking | 
	
		|  | 1. | 54.98 | Sean A | St Hilda's | 17 | 727 |  | Splits | 
 | 
	
		|  | 2. | 58.14 | Fletcher B | Highlanders | 17 | 615 |  | Splits | 
 | 
	
		|  | 3. | 58.41 | Flynn C | Highlanders | 17 | 606 |  | Splits | 
 | 
	
		|  | 4. | 58.54 | Lachlin W | Westside Christ Church Aquatic | 17 | 602 |  | Splits | 
 | 
	
		|  | 5. | 59.13 | Taichi M | UWCSEA-EAST | 17 | 584 |  | Splits | 
 | 
	
		|  | 6. | 1:00.09 | Callum H | Arena | 17 | 557 |  | Splits | 
 | 
	
		|  | 7. | 1:01.52 | Bailey B | Guildford & Kalamunda District | 17 | 519 |  | Splits | 
 | 
	
		|  | 8. | 1:03.19 | Liam B | Fenix Swim Club Inc. | 17 | 479 |  | Splits | 
 | 
	
		|  | 9. | 1:04.42 | Aiden F | Mandurah | 17 | 452 |  | Splits | 
 | 
	
		|  | 10. | 1:04.56 | Brian N | Karratha | 17 | 449 |  | Splits | 
 | 
	
		| Men's 18 years and over 100m Butterfly | 
	
		| Heat | 
	
		|  | Time | Name | Club | Age | FINA PS | MC PS | Splits | Ranking | 
	
		|  | 1. | 54.03 | Daniel B | Highlanders | 19 | 766 |  | Splits | 
 | 
	
		|  | 2. | 54.78 | William P | Nunawading | 20 | 735 |  | Splits | 
 | 
	
		|  | 3. | 56.58 | Alec M | South Shore | 21 | 667 |  | Splits | 
 | 
	
		|  | 4. | 58.40 | Ethan B | South Lake Dolphins | 18 | 607 |  | Splits | 
 | 
	
		|  | 5. | 58.82 | Harrison H | Highlanders | 22 | 594 |  | Splits | 
 | 
	
		|  | 6. | 58.96 | Silas H | Nunawading | 23 | 589 |  | Splits | 
 | 
	
		|  | 7. | 1:00.88 | Daniel B | Westside Christ Church Aquatic | 18 | 535 |  | Splits | 
 | 
	
		|  | 8. | 1:01.13 | Lucas W | UWA West Coast | 20 | 529 |  | Splits | 
 | 
	
		|  | 9. | 1:01.42 | Jonathon M | UWA West Coast | 18 | 521 |  | Splits | 
 | 
	
		|  | 10. | 1:01.68 | Tama J | Southside Penrhos Wesley SC In | 18 | 515 |  | Splits | 
 |