Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 945 | Guilherme Gomes |
CPA-S
|
SUB-18 | 01:06.63 |
| 2 | 2054 | Rafael Ribeiro |
NJCPN
|
SUB-18 | 01:07.38 (X) |
| 3 | 2081 | João Mira |
CORK
|
SUB-18 | 01:09.66 (X) |
| 4 | 857 | Xavier Casal |
CPA-S
|
SUB-18 | 01:10.68 |