Final
lundi 24 juillet 2017, 17h32 GMT – 17h32 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Adam Peaty | Great Britain | 57.47″ |
| 2 | Kevin Cordes | United States | + 1.32″ |
| 3 | Kirill Prigoda | Russia | + 1.58″ |
| 4 | Yasuhiro Koseki | Japan | + 1.63″ |
| 5 | Cody Miller | United States | + 1.64″ |
| 6 |  Andrius Šidlauskas | Lithuania | + 1.74″ |
| 7 |  Zibei Yan | China | + 1.95″ |
| 8 | Ross Murdoch | Great Britain | + 1.98″ |