| Girl's 13 years 100m Backstroke | 
	
		| Final | 
	
		|  | Time | Name | Club | Age | FINA PS | Splits | Ranking | 
	
		|  | 1. | 1:10.05 | Mia D | South Shore | 13 | 555 | Splits | 
 | 
	
		|  | 2. | 1:13.11 | Brielle D | Kwinana | 13 | 488 | Splits | 
 | 
	
		|  | 3. | 1:13.86 | Neve H | Kwinana | 13 | 473 | Splits | 
 | 
	
		|  | 4. | 1:14.20 | Juliet B | Scarborough Beach | 13 | 467 | Splits | 
 | 
	
		|  | 5. | 1:14.23 | Bronte C | St Hilda's | 13 | 466 | Splits | 
 | 
	
		|  | 6. | 1:14.38 | Amberlie R | Fremantle Port | 13 | 463 | Splits | 
 | 
	
		|  | 7. | 1:14.58 | Kaydee V | Highlanders | 12 | 459 | Splits | 
 | 
	
		|  | 8. | 1:14.81 | Eloise S | St Hilda's | 13 | 455 | Splits | 
 | 
	
		|  | 9. | 1:15.30 | Jorja D | Highlanders | 13 | 446 | Splits | 
 | 
	
		|  | 10. | 1:15.36 | Poppy A | Westside Christ Church Aquatic | 13 | 445 | Splits | 
 | 
	
		|  | 11. | 1:16.63 | Annie B | Busselton | 13 | 424 | Splits | 
 | 
	
		|  | 12. | 1:16.78 | Stella D | Westside Christ Church Aquatic | 13 | 421 | Splits | 
 | 
	
		|  | 13. | 1:17.28 | Lily B | Western Sprint | 12 | 413 | Splits | 
 | 
	
		|  | 14. | 1:18.27 | Ruby W | Breakers WA | 12 | 397 | Splits | 
 | 
	
		|  | 15. | 1:18.50 | Evie D | Breakers WA | 12 | 394 | Splits | 
 | 
	
		|  | 16. | 1:20.37 | Eleanor S | Armadale Kelmscott | 13 | 367 | Splits | 
 | 
	
		| Girl's 14 years 100m Backstroke | 
	
		| Final | 
	
		|  | Time | Name | Club | Age | FINA PS | Splits | Ranking | 
	
		|  | 1. | 1:07.29 | Myra L | Nexus International School | 14 | 626 | Splits |  | 
	
		|  | 2. | 1:10.59 | Alice M | UWA West Coast | 14 | 542 | Splits | 
 | 
	
		|  | 3. | 1:10.99 | Brooklyn R | Busselton | 14 | 533 | Splits | 
 | 
	
		|  | 4. | 1:11.00 | Hannah A | Westside Christ Church Aquatic | 14 | 533 | Splits | 
 | 
	
		|  | 5. | 1:11.66 | Ziqing Z | Nexus International School | 14 | 518 | Splits |  | 
	
		|  | 6. | 1:12.43 | Amy J | UWA West Coast | 14 | 502 | Splits | 
 | 
	
		|  | 7. | 1:12.45 | Anisha R | Western Sprint | 14 | 501 | Splits | 
 | 
	
		|  | 8. | 1:12.71 | Megan M | Mandurah | 14 | 496 | Splits | 
 | 
	
		|  | 9. | 1:13.23 | Angelina S | Southside Penrhos Wesley SC In | 14 | 485 | Splits | 
 | 
	
		|  | 10. | 1:13.28 | Aoife M | Breakers WA | 14 | 484 | Splits | 
 | 
	
		|  | 11. | 1:13.79 | Kayla B | Highlanders | 14 | 474 | Splits | 
 | 
	
		|  | 12. | 1:14.01 | Eleanor L | South Shore | 14 | 470 | Splits | 
 | 
	
		|  | 13. | 1:14.84 | Mackenzie H | Breakers WA | 14 | 455 | Splits | 
 | 
	
		|  | 14. | 1:15.24 | Charlie W | St Hilda's | 14 | 447 | Splits | 
 | 
	
		|  | 15. | 1:15.50 | Ariana S | Bunbury Swimming Club Incorpor | 14 | 443 | Splits | 
 | 
	
		|  | 16. | 1:15.67 | Charmaine F | South Lake Dolphins | 14 | 440 | Splits | 
 | 
	
		|  | 17. | 1:16.39 | Gracie C | Westside Christ Church Aquatic | 14 | 428 | Splits | 
 | 
	
		|  | 18. | 1:16.59 | Lily S | Breakers WA | 14 | 424 | Splits | 
 | 
	
		|  | 19. | 1:17.41 | Lara W | Breakers WA | 14 | 411 | Splits | 
 | 
	
		|  | 20. | 1:18.37 | Bridget W | Riverton Aquanauts | 14 | 396 | Splits | 
 | 
	
		|  | 21. | 1:22.97 | Ella O | Kwinana | 14 | 334 | Splits | 
 | 
	
		| Girl's 15 years 100m Backstroke | 
	
		| Final | 
	
		|  | Time | Name | Club | Age | FINA PS | Splits | Ranking | 
	
		|  | 1. | 1:07.74 | Isabella R | Highlanders | 15 | 613 | Splits | 
 | 
	
		|  | 2. | 1:08.00 | Emma S | UWA West Coast | 15 | 606 | Splits | 
 | 
	
		|  | 3. | 1:08.01 | Teagan F | Fenix Swim Club Inc. | 15 | 606 | Splits | 
 | 
	
		|  | 4. | 1:08.66 | Zoe S | All Saints' | 15 | 589 | Splits | 
 | 
	
		|  | 5. | 1:11.29 | Eilidh M | South Lake Dolphins | 15 | 526 | Splits | 
 | 
	
		|  | 6. | 1:11.44 | Charlie C | Westside Christ Church Aquatic | 15 | 523 | Splits | 
 | 
	
		|  | 7. | 1:11.89 | Tana H | Bunbury Swimming Club Incorpor | 15 | 513 | Splits | 
 | 
	
		|  | 8. | 1:12.13 | Lucy D | UWA West Coast | 15 | 508 | Splits | 
 | 
	
		|  | 9. | 1:12.56 | Luciana T | Fenix Swim Club Inc. | 15 | 499 | Splits | 
 | 
	
		|  | 10. | 1:12.82 | Annabel B | Nexus International School | 15 | 494 | Splits | 
 | 
	
		|  | 11. | 1:14.20 | Aurelia L | Riverside | 15 | 467 | Splits | 
 | 
	
		|  | 12. | 1:14.51 | Jasmine A | Southside Penrhos Wesley SC In | 15 | 461 | Splits | 
 | 
	
		|  | 13. | 1:14.72 | Antoinette R | Fenix Swim Club Inc. | 15 | 457 | Splits | 
 | 
	
		|  | 14. | 1:14.85 | Tilly H | Tanglin Trust School Merlions | 15 | 455 | Splits |  | 
	
		|  | 15. | 1:17.24 | Jess L | Southside Penrhos Wesley SC In | 15 | 414 | Splits | 
 | 
	
		|  | 16. | 1:18.12 | Clementine H | Nexus International School | 15 | 400 |  | 
 | 
	
		| Women's 16 years 100m Backstroke | 
	
		| Final | 
	
		|  | Time | Name | Club | Age | FINA PS | Splits | Ranking | 
	
		|  | 1. | 1:04.84 | Isabel S | Fenix Swim Club Inc. | 16 | 699 | Splits | 
 | 
	
		|  | 2. | 1:07.20 | Katie H | Breakers WA | 16 | 628 | Splits | 
 | 
	
		|  | 3. | 1:08.69 | Violet R | Busselton | 16 | 588 | Splits | 
 | 
	
		|  | 4. | 1:09.54 | Madison L | UWA West Coast | 16 | 567 | Splits | 
 | 
	
		|  | 5. | 1:11.25 | Keely B | South Shore | 16 | 527 | Splits | 
 | 
	
		|  | 6. | 1:11.42 | Abbey B | Breakers WA | 16 | 523 | Splits | 
 | 
	
		|  | 7. | 1:12.19 | Grace Y | United World College | 16 | 507 | Splits |  | 
	
		|  | 8. | 1:12.78 | Louise B | St Hilda's | 16 | 494 | Splits | 
 | 
	
		|  | 9. | 1:13.66 | Ella D | Western Sprint | 16 | 477 | Splits | 
 | 
	
		|  | 10. | 1:14.15 | Megan S | Guildford & Kalamunda District | 16 | 468 | Splits | 
 | 
	
		|  | 11. | 1:15.18 | Chelsea M | Mandurah | 16 | 449 | Splits | 
 | 
	
		|  | 12. | 1:15.98 | Madison S | Busselton | 16 | 435 | Splits | 
 | 
	
		|  | 13. | 1:18.61 | Chanelle T | Kawana Waters | 16 | 392 | Splits | 
 | 
	
		|  | 14. | 1:18.81 | Iggy B | Claremont Aquatic | 16 | 389 | Splits | 
 | 
	
		| Women's 17 years and over 100m Backstroke | 
	
		| Final | 
	
		|  | Time | Name | Club | Age | FINA PS | Splits | Ranking | 
	
		|  | 1. | 1:04.02 | Alyssa B | Breakers WA | 21 | 727 | Splits | 
 | 
	
		|  | 2. | 1:05.70 | Charlotte E | Breakers WA | 18 | 672 | Splits | 
 | 
	
		|  | 3. | 1:06.08 | Inez M | Fenix Swim Club Inc. | 17 | 661 | Splits | 
 | 
	
		|  | 4. | 1:08.31 | Kaitlyn J | All Saints' | 17 | 598 | Splits | 
 | 
	
		|  | 5. | 1:08.97 | Eloise C | Highlanders | 18 | 581 | Splits | 
 | 
	
		|  | 6. | 1:10.20 | Josephine P | Breakers WA | 17 | 551 | Splits | 
 | 
	
		|  | 7. | 1:10.37 | Lucinda J | Busselton | 20 | 547 | Splits | 
 | 
	
		|  | 8. | 1:11.17 | Michelle R | Fenix Swim Club Inc. | 17 | 529 | Splits | 
 | 
	
		|  | 9. | 1:11.59 | Sophie E | Breakers WA | 18 | 520 | Splits | 
 | 
	
		|  | 10. | 1:12.15 | Yuma K | Nexus International School | 17 | 508 | Splits | 
 | 
	
		|  | 11. | 1:12.24 | Maisy S | Rockingham | 17 | 506 | Splits | 
 | 
	
		|  | 12. | 1:12.31 | Rosie W | North Coast | 19 | 504 | Splits | 
 | 
	
		|  | 13. | 1:12.55 | Abby S | Karratha | 17 | 499 | Splits | 
 | 
	
		|  | 14. | 1:13.26 | Ava D | Southside Penrhos Wesley SC In | 17 | 485 | Splits | 
 | 
	
		|  | 15. | 1:13.72 | Samantha C | North Coast | 18 | 476 | Splits | 
 | 
	
		|  | 16. | 1:18.30 | Stella F | City of Perth | 17 | 397 | Splits | 
 |