Competitors for 2013 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Sophie Allen |  GBR |
SWI | 21 March 1992 |
| Alia Atkinson |  JAM |
SWI | 11 December 1988 |
| Mireia Belmonte |  ESP |
OWS/SWI | 10 November 1990 |
| George Bovell |  TTO |
SWI | 18 July 1983 |
| Lauren Boyle |  NZL |
SWI | 14 December 1987 |
| Dorothea Brandt |  GER |
SWI | 5 March 1984 |
| Myles Brown |  RSA |
SWI | 21 May 1992 |
| Bronte Campbell |  AUS |
SWI | 14 May 1994 |
| Cate Campbell | AUS |
SWI | 20 May 1992 |
| Chen Xinyi |  CHN |
SWI | 2 January 1998 |
| Cheng Haihua | CHN |
SWI | 2 January 1997 |
| Melani Costa | ESP |
SWI | 24 April 1989 |
| Alicia Coutts | AUS |
SWI | 14 September 1987 |
| Konrad Czerniak |  POL |
SWI | 11 July 1989 |
| Tommaso D'Orsogna | AUS |
SWI | 29 December 1990 |
| Inge Dekker |  NED |
SWI | 18 August 1985 |
| Ash Delaney | AUS |
SWI | 11 April 1986 |
| Anthony Ervin |  USA |
SWI | 26 May 1981 |
| Thomas Fraser-Holmes | AUS |
SWI | 9 October 1991 |
| Fu Yuanhui | CHN |
SWI | 7 January 1996 |
| Takeharu Fujimori |  JPN |
SWI | 17 February 1994 |
| Eugene Godsoe | USA |
SWI | 20 January 1988 |
| João Gomes Júnior |  BRA |
SWI | 21 January 1986 |
| Guilherme Guido | BRA |
SWI | 12 February 1987 |
| Dániel Gyurta |  HUN |
SWI | 4 May 1989 |
| Gergely Gyurta | HUN |
OWS/SWI | 12 September 1991 |
| Fran Halsall |  ENG GBR |
SWI | 12 April 1990 |
| Hao Yun | CHN |
SWI | 23 June 1995 |
| He Yun | CHN |
SWI | 12 September 1996 |
| Franziska Hentke | GER |
SWI | 4 June 1989 |
| Graciele Herrmann | BRA |
SWI | 1 January 1992 |
| Katinka Hosszú | HUN |
SWI | 3 May 1989 |
| Robert Hurley | AUS |
SWI | 26 September 1988 |
| Michael Jamieson | GBR SCO |
SWI | 5 August 1988 |
| Paweł Korzeniowski | POL |
SWI | 9 July 1985 |
| Chad le Clos | RSA |
SWI | 12 April 1992 |
| Felipe Lima | BRA |
MOP/SWI | 5 April 1985 |
| Liu Xiaoyu | CHN |
SWI | 25 June 1988 |
| Lu Ying | CHN |
SWI | 22 January 1989 |
| Travis Mahoney | AUS |
SWI | 24 July 1990 |
| Mao Feilian | CHN |
SWI | 30 July 1993 |
| Hannah Miley | GBR SCO |
SWI | 8 August 1989 |
| Vladimir Morozov |  NEU RUS |
SWI | 16 June 1992 |
| Mio Motegi | JPN |
SWI | 21 March 1994 |
| Ning Zetao | CHN |
SWI | 6 March 1993 |
| Larissa Oliveira | BRA |
SWI | 16 February 1993 |
| Qiu Yuhan | CHN |
SWI | 17 July 1998 |
| Nicholas Santos | BRA |
SWI | 14 February 1980 |
| Roland Schoeman | RSA |
SWI | 3 July 1980 |
| Emily Seebohm | AUS |
SWI | 5 June 1992 |
| Shao Yiwen | CHN |
SWI | 10 March 1995 |
| Shi Yang | CHN |
SWI | 4 January 1989 |
| Tom Shields | USA |
SWI | 11 July 1991 |
| Sakiko Shimizu | JPN |
SWI | 20 April 1992 |
| Yuki Shirai | JPN |
SWI | 17 October 1989 |
| Fernando Silva | BRA POR |
SWI | 7 April 1986 |
| Lizzie Simmonds | ENG GBR |
SWI | 22 January 1991 |
| Sarah Sjöström |  SWE |
SWI | 17 August 1993 |
| Christian Sprenger | AUS |
SWI | 19 December 1985 |
| Suo Ran | CHN |
SWI | 19 August 1994 |
| Wang Shun | CHN |
SWI | 11 February 1994 |
| Daryna Zevina |  UKR |
SWI | 1 September 1994 |