Competitors for 2018 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Michael Andrew |  USA |
SWI | 18 April 1999 |
| Minna Atherton |  AUS |
SWI | 17 May 2000 |
| Alia Atkinson |  JAM |
SWI | 11 December 1988 |
| Pernille Blume |  DEN |
SWI | 14 May 1994 |
| Kyle Chalmers | AUS |
SWI | 25 June 1998 |
| Chan Kin Lok |  HKG |
SWI | 7 March 1994 |
| Marina Chan |  SGP |
SWI | 24 December 1997 |
| Cheuk Ming Ho | HKG |
SWI | 18 May 2002 |
| Anton Chupkov |  RUS |
SWI | 22 February 1997 |
| Reva Foos |  GER |
SWI | 15 September 1993 |
| Hiromasa Fujimori |  JPN |
SWI | 7 August 1991 |
| Elisbet Gámez |  CUB |
SWI | 17 January 1997 |
| Jared Gilliland | AUS |
SWI | 22 November 1994 |
| Femke Heemskerk |  NED |
SWI | 21 September 1987 |
| Roanne Ho | SGP |
SWI | 27 October 1992 |
| Tinky Ho | HKG |
SWI | 30 April 2002 |
| Mack Horton | AUS |
SWI | 25 April 1996 |
| Katinka Hosszú |  HUN |
SWI | 3 May 1989 |
| Natalie Kan | HKG |
SWI | 30 April 2002 |
| Boglárka Kapás | HUN |
SWI | 22 April 1993 |
| Ranomi Kromowidjojo | NED |
SWI | 20 August 1990 |
| Mitch Larkin | AUS |
SWI | 9 July 1993 |
| Li Zhuhao |  CHN |
SWI | 9 January 1999 |
| Amanda Lim | SGP |
SWI | 8 January 1993 |
| Lin Xintong | CHN |
SWI | 4 July 2000 |
| Liu Yaxin | CHN |
OWS/SWI | 16 June 1999 |
| Tayla Lovemore |  RSA |
SWI | 20 March 1995 |
| Travis Mahoney | AUS |
SWI | 24 July 1990 |
| Vladimir Morozov |  NEU RUS |
SWI | 16 June 1992 |
| Siobhan-Marie O'Connor |  ENG GBR |
SWI | 29 November 1995 |
| Blake Pieroni | USA |
SWI | 15 November 1995 |
| Kirill Prigoda | NEU RUS |
SWI | 29 December 1995 |
| Joseph Schooling | SGP |
SWI | 16 June 1995 |
| Emily Seebohm | AUS |
SWI | 5 June 1992 |
| Ilia Shymanovich |  BLR NEU |
SWI | 2 August 1994 |
| Vitalina Simonova | RUS |
SWI | 18 September 1992 |
| Sarah Sjöström |  SWE |
SWI | 17 August 1993 |
| Christopher Staka | USA |
SWI | 12 May 1998 |
| Peter John Stevens |  SLO |
SWI | 1 June 1995 |
| Velimir Stjepanović |  SRB |
SWI | 7 August 1993 |
| Rosanna Sze | HKG |
SWI | 5 March 1988 |
| Jonathan Tan | SGP |
SWI | 11 March 2002 |
| Matthew Temple | AUS |
SWI | 20 June 1999 |
| Teong Tzen Wei | SGP |
SWI | 17 October 1997 |
| Kenneth To | AUS HKG |
SWI | 7 July 1992 |
| Yakov Toumarkin |  ISR |
SWI | 15 February 1992 |
| Kira Toussaint | NED |
SWI | 22 May 1994 |
| Louis Townsend | AUS |
SWI | 3 January 1998 |
| Yauhen Tsurkin | BLR |
SWI | 9 December 1990 |
| Masayuki Umemoto | JPN |
SWI | 1994 |
| Dávid Verrasztó | HUN |
SWI | 22 August 1988 |
| Eddie Wang |  TPE |
SWI | 23 January 2002 |
| Wang Shun | CHN |
SWI | 11 February 1994 |
| Alexandra Wenk | GER |
SWI | 7 February 1995 |
| Madi Wilson | AUS |
SWI | 31 May 1994 |
| Matt Wilson | AUS |
SWI | 8 December 1998 |
| Toto Wong | HKG |
SWI | 15 November 1999 |
| Xu Jiayu | CHN |
SWI | 19 August 1995 |
| Yan Zibei | CHN |
SWI | 12 October 1995 |
| Ye Shiwen | CHN |
SWI | 1 March 1996 |
| Yuliya Yefimova | NEU RUS |
SWI | 3 April 1992 |
| Zhang Yufei | CHN |
SWI | 19 April 1998 |