Competitors for 1990 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Andrew Baildon |  AUS |
SWI | 25 August 1971 |
| Iurie Bașcatov |  MDA URS |
SWI | 20 June 1968 |
| Lara Bianconi |  ITA |
SWI | 9 May 1974 |
| Robert Bruce | AUS |
SWI | 11 March 1969 |
| Chen Jianhong |  CHN |
SWI | 20 January 1969 |
| Manuela Dalla Valle | ITA |
SWI | 20 January 1963 |
| Yelena Dendeberova |  CIS URS |
SWI | 4 May 1969 |
| Kevin Draxinger |  CAN |
SWI | 16 March 1967 |
| Franck Esposito |  FRA |
SWI | 13 April 1971 |
| Roberta Felotti | ITA |
SWI | 22 October 1964 |
| María Luisa Fernández |  ESP |
SWI | 1 April 1969 |
| Lucy Findlay |  GBR |
SWI | |
| Maria Gaudin | CAN |
SWI | |
| Marcel Gery | CAN TCH |
SWI | 15 March 1965 |
| Roberto Gleria | AUS ITA |
SWI | 15 October 1968 |
| Johanna Griggs | AUS |
SWI | 17 October 1973 |
| Pedro Hernández |  CUB |
SWI | 1964 |
| Cécile Jeanson | FRA |
SWI | 17 August 1972 |
| Gitta Jensen |  DEN |
SWI | 18 July 1972 |
| Masashi Kato |  JPN |
SWI | 14 August 1970 |
| Jon Kelly | CAN |
SWI | 21 November 1965 |
| Mitzi Kremer |  USA |
SWI | 18 March 1968 |
| Giorgio Lamberti | ITA |
SWI | 28 January 1969 |
| Lou Yaping | CHN |
SWI | 13 March 1971 |
| María Marchena | ESP |
SWI | 1971 |
| Tracey McFarlane | USA |
SWI | 20 July 1966 |
| Jennifer McMahon | AUS |
SWI | 30 May 1974 |
| Manuela Melchiorri | ITA |
SWI | 11 April 1970 |
| Cristiano Michelena |  BRA |
SWI | 7 March 1971 |
| Tomohiro Miyoshi | JPN |
SWI | 13 July 1970 |
| Helen Morris | AUS |
SWI | 22 November 1973 |
| Turlough O'Hare | CAN |
SWI | 16 July 1969 |
| Linda Olofsson |  SWE |
SWI | 29 August 1972 |
| Cédric Pénicaud | FRA |
SWI | 27 September 1971 |
| Annette Poulsen | DEN |
SWI | 29 July 1969 |
| Phil Rogers | AUS |
SWI | 24 April 1971 |
| Luca Sacchi | ITA |
SWI | 10 January 1968 |
| Barbara Scaini | ITA |
SWI | |
| Adam Schmitt | USA |
SWI | |
| Stephanie Shewchuk | CAN |
SWI | |
| Cristina Sossi | ITA |
SWI | 21 May 1971 |
| Laura Spinadin | ITA |
SWI | |
| Magda Šplíchalová | TCH |
SWI | |
| Kunio Sugimoto | JPN |
SWI | 1970 |
| Viviana Susin | ITA |
SWI | 24 May 1972 |
| Daichi Suzuki | JPN |
SWI | 10 March 1967 |
| Veniamin Tayanovich | CIS URS |
SWI | 6 April 1967 |
| Nicole Taylor | AUS |
SWI | 28 August 1974 |
| Vladimir Tkachenko | URS UKR |
SWI | 28 June 1965 |
| Ilaria Tocchini | ITA |
SWI | 4 August 1967 |
| Massimo Trevisan | ITA |
SWI | 20 January 1968 |
| Tanya Vannini | ITA |
SWI | 19 March 1969 |
| Lorenza Vigarani | ITA |
SWI | 10 December 1969 |
| Dmitry Volkov |  RUS URS |
SWI | 30 March 1966 |
| Yan Ming | CHN |
SWI | 6 December 1969 |
| Sergey Zabolotnov | URS |
SWI | 11 August 1963 |