| Boy's 15 years 200m Backstroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
2:16.40 |
Zach O |
UWA West Coast |
15 |
|
Splits |
|
|
2. |
2:26.02 |
Nicholas S |
Southside Penrhos Wesley SC In |
15 |
|
Splits |
|
| Men's 16 years 200m Backstroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
2:19.97 |
Yani D |
Karratha |
16 |
|
Splits |
|
 |
2. |
2:21.25 |
Danilo B |
South Lake Dolphins |
16 |
|
Splits |
|
 |
3. |
2:26.42 |
Tyson J |
Breakers WA |
16 |
|
Splits |
|
| Men's 17 years 200m Backstroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
2:13.08 |
Bailey B |
Guildford & Kalamunda District |
17 |
|
Splits |
|
 |
2. |
2:21.70 |
Lochlan P |
Westside Christ Church Aquatic |
17 |
|
Splits |
|
|
3. |
2:26.88 |
Mitchell L |
UWA West Coast |
17 |
|
Splits |
|