| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ohtani, Haruki (12)
|
PVRMSC |
1:11.28 |
1:10.21 |
-1.07 |
| 2 |
Salvado, Juan Ignacio (11)
|
PVRMSC |
1:14.20 |
1:13.22 |
-0.98 |
| 3 |
Mastronikolas, Markos P (12)
|
PVRMSC |
1:14.73 |
1:14.92 |
0.19 |
| 4 |
Smith, Brendan T (12)
|
PVRMSC |
|
1:16.51 |
- |
| 5 |
Brown, Hudson G (12)
|
PVRMSC |
1:13.47 |
1:16.52 |
3.05 |
| 6 |
Kimpel, Ross A (11)
|
PVRMSC |
1:23.32 |
1:18.23 |
-5.09 |
| 7 |
Rump, Brennan T (11)
|
PVRMSC |
1:19.46 |
1:18.64 |
-0.82 |
| 8 |
Schwieters, Daniel S (11)
|
PVRMSC |
1:14.41 |
1:18.70 |
4.29 |
| 9 |
Gomez, Alejandro M (11)
|
PVRMSC |
1:20.02 |
1:19.47 |
-0.55 |
| 10 |
Goldman, Eli M (11)
|
PVRMSC |
1:20.84 |
1:20.32 |
-0.52 |
| 11 |
Nguyen, Colin N (12)
|
PVRMSC |
1:22.46 |
1:21.17 |
-1.29 |
| 12 |
Han, Ewan (11)
|
PVRMSC |
|
1:33.13 |
- |
| 13 |
Guardado, Roger K (12)
|
PVRMSC |
|
1:33.35 |
- |
|
Tse, Jonathan (12)
|
PVRMSC |
|
DQ |
- |
|
Payson, Heath H (11)
|
PVRMSC |
1:14.51 |
NS |
- |
|
Lee, Seine C (12)
|
PVRMSC |
1:04.21 |
NS |
- |
|
Hu, Louis (12)
|
PVRMSC |
1:14.14 |
NS |
- |