| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chavez, David J (12)
|
FGMS |
29.96 |
29.41 |
-0.55 |
| 2 |
Dulieu, Diego R (12)
|
FGSOFL |
34.22 |
30.89 |
-3.33 |
| 3 |
Hau, Christopher (12)
|
FGUSOF |
33.89 |
31.05 |
-2.84 |
| 4 |
Kyser, Landon A (11)
|
FGHAT |
33.94 |
31.15 |
-2.79 |
| 5 |
Rodriguez, Moises C (12)
|
FGSOFL |
31.56 |
31.51 |
-0.05 |
| 6 |
Cabrera, Ernesto (12)
|
FGMACM |
33.68 |
33.10 |
-0.58 |
| 7 |
Bullen, Samuel A (12)
|
FGSOFL |
34.63 |
33.13 |
-1.50 |
| 8 |
Barrios, Alejandro (11)
|
FGUNOL |
|
33.55 |
- |
| 9 |
Powers-Hammond, Thomas J (11)
|
FGSFTL |
34.39 |
33.88 |
-0.51 |
| 10 |
Caldeira de Andrada, Leonard (12)
|
FGGRSC |
35.56 |
34.00 |
-1.56 |
| 11 |
Williams, Owen N (11)
|
FGHAT |
33.74 |
34.04 |
0.30 |
| 12 |
Palacios, Gianmarco * (12)
|
FGMACM |
36.82 |
34.30 |
-2.52 |
| 13 |
Kim, Matthew (12)
|
FGSOFL |
35.15 |
34.59 |
-0.56 |
| 14 |
Nelson, Austin R (11)
|
FGAKS |
37.51 |
35.06 |
-2.45 |
| 15 |
Grass, Ivan L (12)
|
FGGRSC |
38.10 |
35.14 |
-2.96 |
| 16 |
Fanjul, Thomas S (11)
|
FGGRSC |
39.70 |
35.28 |
-4.42 |
| 17 |
El Sheha, Adam (12)
|
FGCANE |
35.58 |
35.48 |
-0.10 |
| 18 |
Shanahan, Sean M (11)
|
FGAKS |
|
36.49 |
- |
| 19 |
Shy, Sebastian (12)
|
FGSOFL |
37.33 |
36.54 |
-0.79 |
| 20 |
Rebessi, Paolo S (12)
|
FGGRSC |
|
37.17 |
- |
| 21 |
Estevez, Carlos M (12)
|
FGMACM |
37.79 |
37.52 |
-0.27 |
| 22 |
Mansur, Marcelo (11)
|
FGMACM |
39.43 |
38.38 |
-1.05 |
| 23 |
Sheyda, Gavin C (11)
|
FGSOFL |
41.17 |
38.85 |
-2.32 |
| 24 |
Mendieta, Matthew J (12)
|
FGSOFL |
|
39.27 |
- |
| 25 |
Lozano, Santiago (11)
|
FGGRSC |
|
39.39 |
- |
| 26 |
Sawyer, Steven (11)
|
FGSOFL |
40.87 |
39.76 |
-1.11 |
| 27 |
Lamelas, Anthony (12)
|
FGGRSC |
40.81 |
41.05 |
0.24 |
| 28 |
Lorenzo, Alejandro (12)
|
FGUNOL |
|
41.44 |
- |
| 29 |
King, Herbert A (11)
|
FGGRSC |
44.13 |
41.57 |
-2.56 |
| 30 |
Guerrero, Fabio (11)
|
FGMS |
|
41.89 |
- |
| 31 |
Perez, Gabriel T (11)
|
FGCANE |
|
43.49 |
- |
| 32 |
Fediushko, Roman (11)
|
FGSFTL |
|
44.41 |
- |
| 33 |
Nyugen, Alexander K (11)
|
FGMS |
|
46.22 |
- |
| 34 |
Rodriguez, Javier J (11)
|
FGGRSC |
|
49.57 |
- |
| 35 |
Gonzalez, Anthony (11)
|
FGMACM |
54.01 |
50.81 |
-3.20 |
| 36 |
Danyliv, Levko (11)
|
FGGRSC |
|
50.85 |
- |
|
Mantilla, Juan I (11)
|
FGMS |
48.28 |
NS |
- |
|
Nazario-Vazquez, Diego A (11)
|
FGSOFL |
|
NS |
- |
|
Cortinas, Alan G (11)
|
FGSOFL |
|
NS |
- |
|
Cabral, Zion A (12)
|
FGMACM |
37.60 |
NS |
- |
|
Dooley, Jonas B (11)
|
FGSFTL |
53.61 |
NS |
- |
|
Lamy, Shawn D (12)
|
FGSFTL |
|
NS |
- |
|
Fonte, Lucas * (11)
|
FGNMST |
|
NS |
- |