Competitors for 2017 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Ai Yanhan |  CHN |
SWI | 7 February 2002 |
| Alia Atkinson |  JAM |
SWI | 11 December 1988 |
| Stephanie Au |  HKG |
SWI | 30 May 1992 |
| Thom de Boer |  NED |
SWI | 24 December 1991 |
| Cameron van der Burgh |  RSA |
SWI | 25 May 1988 |
| Chan Kin Lok | HKG |
SWI | 7 March 1994 |
| Chen Jie | CHN |
SWI | 28 February 1995 |
| Kent Cheung | HKG |
SWI | 24 November 1992 |
| Gabriele Detti |  ITA |
SWI | 29 August 1994 |
| Christian Diener |  GER |
SWI | 3 June 1993 |
| Dávid Földházi |  HUN |
SWI | 6 January 1995 |
| Lisa Graf | GER |
SWI | 13 November 1992 |
| Femke Heemskerk | NED |
SWI | 21 September 1987 |
| Tinky Ho | HKG |
SWI | 30 April 2002 |
| Katinka Hosszú | HUN |
SWI | 3 May 1989 |
| Rainbow Ip | HKG |
SWI | 24 February 1997 |
| Arno Kamminga | NED |
SWI | 22 October 1995 |
| Radosław Kawęcki |  POL |
SWI | 16 August 1991 |
| Ranomi Kromowidjojo | NED |
SWI | 20 August 1990 |
| Chad le Clos | RSA |
SWI | 12 April 1992 |
| Li Bingjie | CHN |
SWI | 3 March 2002 |
| Li Xiang | CHN |
SWI | 2 July 1993 |
| Christina Licciardi |  AUS |
SWI | 21 September 1995 |
| Vladimir Morozov |  NEU RUS |
SWI | 16 June 1992 |
| Daniil Pasynkov | NEU RUS |
SWI | 13 October 1994 |
| Rikke Møller Pedersen |  DEN |
SWI | 9 January 1989 |
| Kirill Prigoda | NEU RUS |
SWI | 29 December 1995 |
| Qiu Ziao | CHN |
SWI | 30 August 1998 |
| Paval Sankovich |  BLR |
SWI | 29 June 1990 |
| Emily Seebohm | AUS |
SWI | 5 June 1992 |
| Shen Duo | CHN |
SWI | 9 June 1997 |
| Tom Shields |  USA |
SWI | 11 July 1991 |
| Ilia Shymanovich | BLR NEU |
SWI | 2 August 1994 |
| Nelson Silva Junior |  BRA |
SWI | 1 November 1986 |
| Sarah Sjöström |  SWE |
SWI | 17 August 1993 |
| Kierra Smith |  CAN |
SWI | 1 February 1994 |
| Kyle Stolk | NED |
SWI | 28 June 1996 |
| Kristen Straszacker | RSA |
SWI | 27 February 2000 |
| Ayrton Sweeney | RSA |
SWA/SWI | 11 May 1993 |
| Rosanna Sze | HKG |
SWI | 5 March 1988 |
| Katii Tang | HKG |
SWI | 29 August 2001 |
| Kenneth To | AUS HKG |
SWI | 7 July 1992 |
| Maaike de Waard | NED |
SWI | 11 October 1996 |
| Jessica Whelan | RSA |
SWI | 13 April 1997 |
| Damian Wierling | GER |
SWI | 13 February 1996 |
| Wojciech Wojdak | POL |
SWI | 13 March 1996 |
| Xu Qiheng | CHN |
SWI | 17 October 1994 |
| Yuya Yajima |  JPN |
SWI | 14 July 1996 |
| Zhang Qibin | CHN |
SWI | 23 June 1994 |
| Zhang Yufei | CHN |
SWI | 19 April 1998 |