Competitors for 2011 Open Water Swimming Grand Prix
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Cecilia Biagioli |  ARG |
OWS/SWI | 3 January 1985 |
| Pilar Geijo | ARG |
OWS | 19 September 1984 |
| Esther Núñez |  ESP |
OWS | 5 February 1981 |
| Petar Stoychev |  BUL |
OWS/SWI | 24 October 1976 |
| Rodolfo Valenti |  ITA |
OWS | |
| Andrea Volpini | ITA |
OWS | 6 June 1978 |