Competitors for 1990 Swim World Cup
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Sidney Appelboom |  BEL |
SWI | 24 February 1967 |
| Andrew Baildon |  AUS |
SWI | 25 August 1971 |
| Karin Brienesse |  NED |
SWI | 17 July 1969 |
| Ramón Camallonga |  ESP |
SWI | 1 December 1968 |
| Stéphan Caron |  FRA |
SWI | 1 July 1966 |
| Beatrice Coadă-Cășlaru |  ROU |
SWI | 20 August 1975 |
| Irene Dalby |  NOR |
SWI | 31 May 1971 |
| Manuela Dalla Valle |  ITA |
SWI | 20 January 1963 |
| Yelena Dendeberova |  CIS URS |
SWI | 4 May 1969 |
| Kevin Draxinger |  CAN |
SWI | 16 March 1967 |
| Keltie Duggan | CAN |
SWI | 7 September 1970 |
| Ellen Elzerman | NED |
SWI | 22 January 1971 |
| Joaquín Fernández | ESP |
SWI | 22 January 1971 |
| Petra Fritsche |  GER |
SWI | |
| Christian Geßner |  GDR GER |
SWI | 16 June 1968 |
| Nathalie Giguère | CAN |
SWI | 16 January 1973 |
| Johanna Griggs | AUS |
SWI | 17 October 1973 |
| Sven Hackmann | GER |
SWI | |
| Dagmar Hase | GDR GER |
SWI | 22 December 1969 |
| He Xiaoyun |  CHN |
SWI | |
| Pedro Hernández |  CUB |
SWI | 1964 |
| Martin Herrmann | GER |
SWI | 20 March 1970 |
| Allison Higson | CAN |
SWI | 13 March 1973 |
| Josef Hladky |  TCH GER |
SWI | 18 June 1962 |
| Jörg Hoffmann | GDR GER |
SWI | 29 January 1970 |
| Frank Hoffmeister | GER |
SWI | 9 October 1965 |
| Anders Holmertz |  SWE |
SWI | 1 December 1968 |
| Daniela Hunger | GDR GER |
SWI | 20 March 1972 |
| Mette Jacobsen |  DEN |
SWI | 24 March 1973 |
| Peggy Jähnichen-Hartung | GDR GER |
SWI | 1969 |
| Gitta Jensen | DEN |
SWI | 18 July 1972 |
| Jon Kelly | CAN |
SWI | 21 November 1965 |
| Eri Kimura |  JPN |
SWI | 7 December 1973 |
| Patrick Kühl | GDR GER |
SWI | 26 March 1968 |
| Giorgio Lamberti | ITA |
SWI | 28 January 1969 |
| Tracey McFarlane |  USA |
SWI | 20 July 1966 |
| Manuela Melchiorri | ITA |
SWI | 11 April 1970 |
| Marianne Muis | NED |
SWI | 28 July 1968 |
| Mildred Muis | NED |
SWI | 28 July 1968 |
| Asako Natsume | JPN |
SWI | |
| Kathleen Nord | GDR |
SWI | 26 December 1965 |
| Turlough O'Hare | CAN |
SWI | 16 July 1969 |
| Gary O'Toole |  IRL |
SWI | 6 August 1968 |
| Stephanie Ortwig | GER |
SWI | 28 January 1973 |
| Simone Osygus | GER |
SWI | 30 September 1968 |
| Stefan Pfeiffer | GER |
SWI | 15 November 1965 |
| Kathy Read |  ENG GBR |
SWI | 30 June 1969 |
| Nils Rudolph | GDR GER |
SWI | 18 August 1965 |
| Carlos Sánchez | ESP |
SWI | 1969 |
| Madeleine Scarborough | ENG GBR |
SWI | |
| Shen Jianqiang | CHN |
SWI | 5 August 1965 |
| Rie Shito | JPN |
SWI | 26 August 1973 |
| Christiane Sievert | GDR GER |
SWI | 1972 |
| Peter Sitt | GER |
SWI | 7 December 1969 |
| Manuela Stellmach | GDR GER |
SWI | 22 February 1970 |
| Astrid Strauß | GDR GER |
SWI | 24 December 1968 |
| Daichi Suzuki | JPN |
SWI | 10 March 1967 |
| Chikako Takase | JPN |
SWI | |
| Mark Tewksbury | CAN |
SWI | 7 February 1968 |
| Vladimir Tkachenko | URS UKR |
SWI | 28 June 1965 |
| Gary Vandermeulen | CAN |
SWI | 19 June 1965 |
| Dmitry Volkov |  RUS URS |
SWI | 30 March 1966 |
| Darren Ward | CAN |
SWI | 2 December 1968 |
| Mark Warnecke | GER |
SWI | 15 February 1970 |
| Tino Weber | GDR GER |
SWI | 12 February 1970 |