| Pos | Nama Atlet | Klub | Lahir | Waktu |
|---|---|---|---|---|
| 1 |
MUHAMMAD ABDUH ARRAFI
64300
|
OCTOPUS SC LABUHANBATU | 2018 | 51.41 |
| 2 |
BRILLIANT SRINARENDRA HARYONO
55556
|
MUTIARA AKUATIK DUMAI | 2018 | 54.88 |
| 3 |
DIONISIUS BOY ERSADA SINAGA
60654
|
STAFAN SWIMMING CLUB | 2018 | 55.03 |
| 4 |
ATHALLA GIBRAN ALFATIH
41426
|
RIAU AQUATIC KUANSING | 2018 | 56.06 |
| 5 |
ARJUNA MALEQ KAMAYEL
40922
|
RIAU AQUATIC KUANSING | 2018 | 1:06.25 |
| 6 |
EVAN GAVREL
55087
|
JAVAS AQUATIC RIAU | 2018 | 1:06.27 |