| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | María Soledad "Maruja"•Ostolaza Ostolaza | |
| Used name | Maruja•Ostolaza | |
| Born | 26 February 1953 in Chimbote, Ancash |  PER |
| Measurements | 163 cm / 58 kg | |
| NOC | Peru | PER |
María Ostolaza was a member of the silver medal winning team at the 1971 Pan American Games as well as at the 1975 Pan American Games.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1976 Summer Olympics | Volleyball (Volleyball) | PER |
Maruja Ostolaza | |||
| Volleyball, Women (Olympic) | Peru | 7 |
