400 metres Individual Medley, Men
Participants
| Nr. | Athlete | NOC |
|---|---|---|
| 1 | Pedro Pinotes |  ANG |
| 2 | Thomas Fraser-Holmes |  AUS |
| 3 | Dan Tranter | AUS |
| 4 | Bradley Ally |  BAR |
| 5 | Ward Bauwens |  BEL |
| 6 | Yury Suvorau |  BLR |
| 7 | Thiago Pereira |  BRA |
| 8 | Alec Page |  CAN |
| 9 | Wang Chengxiang |  CHN |
| 10 | Yang Zhixian | CHN |
| 11 | Esteban Enderica |  ECU |
| 12 | Rafael Alfaro |  ESA |
| 13 | Roberto Pavoni |  GBR |
| 14 | Joe Roebuck | GBR |
| 15 | Yannick Lebherz |  GER |
| 16 | Ioannis Drymonakos |  GRE |
| 17 | László Cseh, Jr. |  HUN |
| 18 | Dávid Verrasztó | HUN |
| 19 | Anton McKee |  ISL |
| 20 | Gal Nevo |  ISR |
| 21 | Luca Marin |  ITA |
| 22 | Federico Turrini | ITA |
| 23 | Kosuke Hagino |  JPN |
| 24 | Yuya Horihata | JPN |
| 25 | Jeong Won-Yong |  KOR |
| 26 | Raphaël Stacchiotti |  LUX |
| 27 | Marko Blaževski |  MKD |
| 28 | Diogo Carvalho |  POR |
| 29 | Ahmed Atari |  QAT |
| 30 | Chad le Clos |  RSA |
| 31 | Riaan Schoeman | RSA |
| 32 | Aleksandr Tikhonov |  RUS |
| 33 | Quah Zheng Wen |  SGP |
| 34 | Taki M'Rabet |  TUN |
| 35 | Maksym Shemberiev |  UKR |
| 36 | Ryan Lochte |  USA |
| 37 | Michael Phelps | USA |