Osvaldo Peralta should not be confused with Felipe Peralta.
| Osvaldo Peralta | |
| Fullname: | Osvaldo Antonio Peralta Medina |
| Birth Date: | 1971 2, df=yes |
| Birth Place: | San Pedro del Paraná, Paraguay |
| Height: | 1.85m (06.07feet) |
| Position: | Central defender |
| Nationalyears1: | 1992 |
| Nationalteam1: | Paraguay U23 |
| Nationalyears2: | 1995 |
| Nationalcaps2: | 4 |
| Nationalgoals2: | 0 |
Osvaldo Antonio Peralta Medina (born 2 February 1971) is a retired football (soccer) defender from Paraguay. He played professional football in Paraguay, Spain and Bolivia during his career.
Peralta made his international debut for the Paraguay national football team on 14 May 1995 in a Copa Paz de Chico match against Bolivia (1-1). He obtained a total number of four international caps, scoring no goals for the national side. He represented Paraguay at the 1992 Summer Olympics in Barcelona, Spain.