| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Esposito, Grace A (14)
|
MRFREE |
1:04.25 |
1:03.24 |
-1.01 |
| 1 |
Akmatbaeva, Deniz (14)
|
MRLGAC |
1:05.98 |
1:06.04 |
0.06 |
| 2 |
Sinclair, Shea-Ann N (14)
|
MRLIE |
1:06.14 |
1:07.75 |
1.61 |
| 2 |
Kedzior, Natalie (14)
|
MRTRI |
1:11.05 |
1:12.80 |
1.75 |
| 3 |
Ismail, Yasmeen N (14)
|
MRQNS |
1:10.91 |
1:08.33 |
-2.58 |
| 4 |
Fraczek, Veronica E (14)
|
MRLGAC |
1:09.69 |
1:09.25 |
-0.44 |
| 5 |
Garra, Isabella G (14)
|
MRLIE |
1:10.88 |
1:09.80 |
-1.08 |
| 6 |
Grandstaff, Julia R (14)
|
MRFREE |
1:06.98 |
1:10.14 |
3.16 |
| 7 |
Ireland, Josephine B (14)
|
MRRED |
1:10.16 |
1:10.73 |
0.57 |
| 8 |
Lippmann, Casey J (14)
|
MRLIE |
1:10.39 |
1:10.88 |
0.49 |
| 9 |
Anzurez, Olivia (14)
|
MRTRI |
1:10.41 |
1:12.42 |
2.01 |
|
Tybur, Malo (14)
|
MRMAKO |
1:07.14 |
NS |
- |