| Boy's 10 years 100m Breaststroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
1:42.22 |
Eli B |
Highlanders |
10 |
158 |
Splits |
|
 |
2. |
1:43.03 |
Joshua W |
Rockingham |
10 |
154 |
Splits |
|
|
3. |
2:04.31 |
Lachlan C |
Scarborough Beach |
10 |
87 |
Splits |
|
| Boy's 11 years 100m Breaststroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
1:36.43 |
Rufus M |
Bunbury Swimming Club Incorpor |
11 |
188 |
Splits |
|
 |
2. |
1:36.87 |
Alexander M |
Hale Aquatics |
11 |
185 |
Splits |
|
 |
3. |
1:38.40 |
Harley D |
Southside Penrhos Wesley SC In |
11 |
177 |
Splits |
|
 |
4. |
1:40.69 |
Harley W |
Celts |
11 |
165 |
Splits |
|
 |
5. |
1:42.06 |
Lincoln B |
Rockingham |
11 |
158 |
Splits |
|
|
6. |
1:46.14 |
Cason M |
Armadale Kelmscott |
11 |
141 |
Splits |
|
|
7. |
1:47.41 |
Campbell R |
South Lake Dolphins |
11 |
136 |
Splits |
|
|
8. |
1:48.93 |
Jackson R |
South Lake Dolphins |
11 |
130 |
Splits |
|
| Boy's 12 years 100m Breaststroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
1:17.27 |
Blake M |
Newman Churchlands |
12 |
366 |
Splits |
|
 |
2. |
1:18.99 |
Zebediah D |
Guildford & Kalamunda District |
12 |
342 |
Splits |
|
|
3. |
1:28.07 |
Noah S |
Newman Churchlands |
12 |
247 |
Splits |
|
 |
4. |
1:30.50 |
Charlie G |
Southside Penrhos Wesley SC In |
12 |
227 |
Splits |
|
| Boy's 9 years 100m Breaststroke |
| Final |
|
Time |
Name |
Club |
Age |
FINA PS |
Splits |
Ranking |
 |
1. |
1:44.67 |
Hakaraia P |
Rockingham |
9 |
147 |
Splits |
|
|
2. |
1:58.20 |
Salvador G |
Rockingham |
9 |
102 |
Splits |
|
 |
3. |
1:58.73 |
Freddie G |
Southside Penrhos Wesley SC In |
9 |
100 |
Splits |
|
|
4. |
1:58.91 |
Oscar B |
South Lake Dolphins |
9 |
100 |
Splits |
|
|
5. |
1:59.86 |
Alex R |
Rockingham |
9 |
98 |
Splits |
|
|
6. |
2:02.03 |
Adrian M |
South Lake Dolphins |
9 |
92 |
Splits |
|