Competitors for 2012 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Sophie Allen |  GBR |
SWI | 21 March 1992 |
| Therèse Alshammar |  SWE |
SWI | 26 August 1977 |
| Robin Andreasson | SWE |
SWI | 30 August 1988 |
| Paul Biedermann |  GER |
SWI | 7 August 1986 |
| George Bovell |  TTO |
SWI | 18 July 1983 |
| Henriette Brekke |  NOR |
SWI | 29 August 1988 |
| László Cseh, Jr. |  HUN |
SWI | 3 December 1985 |
| Tommaso D'Orsogna |  AUS |
SWI | 29 December 1990 |
| Marcos de Oliveira |  BRA |
SWI | 17 April 1989 |
| Inge Dekker |  NED |
SWI | 18 August 1985 |
| Ash Delaney | AUS |
SWI | 11 April 1986 |
| Wanda Dollmayer | SWE |
SWI | 25 May 1996 |
| Stanislav Donets |  RUS |
SWI | 7 July 1983 |
| Jason Dunford |  KEN |
SWI | 28 November 1986 |
| Anthony Ervin |  USA |
SWI | 26 May 1981 |
| Lotte Friis |  DEN |
SWI | 9 February 1988 |
| Rachel Goh | AUS |
SWI | 14 April 1986 |
| João Gomes Júnior | BRA |
SWI | 21 January 1986 |
| Petra Granlund | SWE |
SWI | 15 October 1987 |
| Martina Granström | SWE |
SWI | 5 August 1991 |
| Guilherme Guido | BRA |
SWI | 12 February 1987 |
| Louise Hansson | SWE |
SWI | 24 November 1996 |
| Jessica Hardy | USA |
SWI | 12 March 1987 |
| Aleksander Hetland | NOR |
SWI | 26 December 1982 |
| Katinka Hosszú | HUN |
SWI | 3 May 1989 |
| Joline Höstman | SWE |
SWI | 24 September 1988 |
| Robert Hurley | AUS |
SWI | 26 September 1988 |
| Melissa Ingram |  NZL |
SWI | 24 June 1985 |
| Zsu Jakabos | HUN |
SWI | 3 April 1989 |
| Jennie Johansson | SWE |
SWI | 15 June 1988 |
| Miku Kanasashi |  JPN |
SWI | 6 June 1994 |
| Kazuya Kaneda | JPN |
SWI | 5 November 1987 |
| Rie Kaneto | JPN |
SWI | 8 September 1988 |
| Lucas Kanieski | BRA |
SWI | 25 January 1990 |
| Marco Koch | GER |
SWI | 25 January 1990 |
| Yevgeny Korotyshkin | RUS |
SWI | 30 April 1983 |
| Magdalena Kuras | SWE |
SWI | 14 May 1988 |
| Laura Kurki |  FIN |
SWI | 21 April 1994 |
| Toni Kurkinen | FIN |
SWI | 28 April 1989 |
| Geert Lantink | NED |
SWI | 1986 |
| Ari-Pekka Liukkonen | FIN |
SWI | 9 February 1989 |
| Gabriel Mangabeira | BRA |
SWI | 31 January 1982 |
| Hayate Matsubara | JPN |
SWI | 9 December 1991 |
| Maud van der Meer | NED |
SWI | 20 May 1992 |
| Rūta Meilutytė |  LTU |
SWI | 19 March 1997 |
| Theresa Michalak | GER |
SWI | 7 May 1992 |
| Jasper van Mierlo | NED |
SWI | 12 December 1990 |
| Hannah Miley | GBR SCO |
SWI | 8 August 1989 |
| Fabíola Molina | BRA |
SWI | 22 May 1975 |
| Jessica Morrison | AUS |
SWI | 18 May 1992 |
| Gal Nevo |  ISR |
SWI | 29 June 1987 |
| Gregorio Paltrinieri |  ITA |
OWS/SWI | 5 September 1994 |
| Daynara de Paula | BRA |
SWI | 25 July 1989 |
| Emilia Pikkarainen | FIN |
SWI | 11 October 1992 |
| Kyle Richardson | AUS |
SWI | 13 May 1987 |
| Henrique Rodrigues | BRA |
SWI | 4 February 1991 |
| Fabio Scozzoli | ITA |
SWI | 3 August 1988 |
| Hanna-Maria Seppälä | FIN |
SWI | 13 December 1984 |
| Daiya Seto | JPN |
SWI | 24 May 1994 |
| Tom Shields | USA |
SWI | 11 July 1991 |
| Yuki Shirai | JPN |
SWI | 17 October 1989 |
| Ingvild Snildal | NOR |
SWI | 25 August 1988 |
| Glenn Snyders | NZL |
SWI | 7 April 1987 |
| Lavrans Solli | NOR |
SWI | 21 February 1992 |
| Britta Steffen | GER |
SWI | 16 November 1983 |
| Petter Stymne | SWE |
SWI | 9 May 1983 |
| Marcus Svensson | SWE |
SWI | 1992 |
| Matt Targett | AUS |
SWI | 24 December 1985 |
| Kenneth To | AUS HKG |
SWI | 7 July 1992 |
| Kira Toussaint | NED |
SWI | 22 May 1994 |
| Darian Townsend |  RSA USA |
SWI | 28 August 1984 |
| Neil Versfeld | RSA |
SWI | 29 March 1985 |
| Diogo Yabe | BRA |
SWI | 8 August 1980 |