| Nr. | Athlete | NOC |
|---|---|---|
| 1 | Santi Grassi | |
| 2 | Grant Irvine | |
| 3 | David Morgan | |
| 4 | Paval Sankovich | |
| 5 | Yauhen Tsurkin | |
| 6 | Marcos Macedo | |
| 7 | Henrique Martins | |
| 8 | Santo Condorelli | |
| 9 | Li Zhuhao | |
| 10 | Zhang Qibin | |
| 11 | Rami Anis | |
| 12 | Mehdy Metella | |
| 13 | Jérémy Stravius | |
| 14 | James Guy | |
| 15 | Steffen Deibler | |
| 16 | Luis Martínez | |
| 17 | Hannibal Gaskin | |
| 18 | Allan Gutiérrez | |
| 19 | László Cseh, Jr. | |
| 20 | Bence Pulai | |
| 21 | Glenn Sutanto | |
| 22 | Abbas Qali | |
| 23 | Piero Codia | |
| 24 | Matteo Rivolta | |
| 25 | Takuro Fujii | |
| 26 | Anthonny Sitraka Ralefy | |
| 27 | Long Gutiérrez | |
| 28 | Oumar Touré | |
| 29 | Thint Myaat | |
| 30 | Joeri Verlinden | |
| 31 | Ryan Pini | |
| 32 | Konrad Czerniak | |
| 33 | Paweł Korzeniowski | |
| 34 | Chad le Clos | |
| 35 | Yevgeny Koptelov | |
| 36 | Aleksandr Sadovnikov | |
| 37 | Quah Zheng Wen | |
| 38 | Joseph Schooling | |
| 39 | Liubomyr Lemeshko | |
| 40 | Michael Phelps | |
| 41 | Tom Shields | |
| 42 | Albert Subirats | |
| 43 | Ralph Goveia |