Competitors for 2018 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Michael Andrew |  USA |
SWI | 18 April 1999 |
| Carina Brand |  RSA |
SWI | 7 February 2000 |
| Kimberly Buys |  BEL |
SWI | 23 April 1989 |
| Anton Chupkov |  RUS |
SWI | 22 February 1997 |
| Ryan Coetzee | RSA |
SWI | 12 August 1995 |
| Dániel Dudás |  HUN |
SWI | 20 April 1994 |
| Tamara Frías |  ESP |
SWI | 2 November 2000 |
| Andrea Galisteo | ESP |
SWI | 21 April 2001 |
| Marcos Gil | ESP |
SWI | 29 January 2000 |
| Mathys Goosen |  NED |
SWI | 18 May 1996 |
| Femke Heemskerk | NED |
SWI | 21 September 1987 |
| Katinka Hosszú | HUN |
SWI | 3 May 1989 |
| Andriy Hovorov |  UKR |
SWI | 10 April 1992 |
| Zsu Jakabos | HUN |
SWI | 3 April 1989 |
| Jiang Yuru |  CHN |
SWI | 26 December 1999 |
| Ferran Julià | ESP |
SWI | 7 July 2000 |
| Arno Kamminga | NED |
SWI | 22 October 1995 |
| Ranomi Kromowidjojo | NED |
SWI | 20 August 1990 |
| Mitch Larkin |  AUS |
SWI | 9 July 1993 |
| Li Xinyu | CHN |
SWI | 17 March 2004 |
| Felipe Lima |  BRA |
MOP/SWI | 5 April 1985 |
| Lin Zheqi | CHN |
SWI | 16 March 2002 |
| Manuel Martos | ESP |
SWI | 31 October 2000 |
| Vladimir Morozov |  NEU RUS |
SWI | 16 June 1992 |
| Tomás Peribonio |  ECU |
SWI | 16 January 1996 |
| Blake Pieroni | USA |
SWI | 15 November 1995 |
| Kirill Prigoda | NEU RUS |
SWI | 29 December 1995 |
| Jesse Puts | NED |
SWI | 1 August 1994 |
| Maksym Shemberiev |  AZE UKR |
SWI | 25 September 1993 |
| Vitalina Simonova | RUS |
SWI | 18 September 1992 |
| Sarah Sjöström |  SWE |
SWI | 17 August 1993 |
| Kyle Stolk | NED |
SWI | 28 June 1996 |
| Pieter Timmers | BEL |
SWI | 21 January 1988 |
| Kira Toussaint | NED |
SWI | 22 May 1994 |
| Alba Vázquez | ESP |
SWI | 24 February 2002 |
| Dávid Verrasztó | HUN |
SWI | 22 August 1988 |
| Lorenz Weiremans | BEL |
SWI | 7 February 1996 |
| Wu Yuhang | CHN |
SWI | 3 June 1997 |
| Yuliya Yefimova | NEU RUS |
SWI | 3 April 1992 |
| Zhang Sishi | CHN |
SWI | 7 December 1993 |
| Zhang Zhihao | CHN |
SWI | 23 January 1996 |
| Zhou Chanzhen | CHN |
SWI | 26 March 2002 |