| Eduardo Osta | |
| Country: |  Spain |
| Birth Date: | 4 September 1959 |
| Birth Place: | Barcelona, Spain |
| Plays: | Left-handed |
| Careerprizemoney: | $43,441 |
| Singlesrecord: | 5–18 |
| Singlestitles: | 0 |
| Highestsinglesranking: | No. 140 (7 November 1988) |
| Frenchopenresult: | 1R (1982, 1988) |
| Doublesrecord: | 1–7 |
| Doublestitles: | 0 |
| Highestdoublesranking: | No. 285 (2 January 1984) |
Eduardo Osta Valenti (born 4 September 1959) is a former professional tennis player from Catalonia, Spain.[1]
Osta took part in the men's singles draw at the 1982 French Open.[2] He was defeated in the first round by fourth seed José Luis Clerc.[2] The Spaniard also appeared in the 1988 French Open, as a qualifier, but again lost in the opening round, to Francisco Yunis in four sets.[2]
During the early 1990s he coached both Arantxa Sánchez Vicario and Conchita Martínez.[3]