| Roberto Díaz | |
| Fullname: | Roberto Osvaldo Díaz |
| Birth Place: | Buenos Aires, Argentina |
| Birth Date: | 3 March 1953 |
| Height: | 1.83 m[1] |
| Position: | Forward |
| Years1: | 1970–1971 |
| Clubs1: | Chacarita Juniors |
| Caps1: | 6 |
| Goals1: | 0 |
| Years2: | 1972–1974 |
| Caps2: | 38 |
| Goals2: | 19 |
| Years3: | 1975–1980 |
| Clubs3: | Racing Club |
| Caps3: | 244 |
| Goals3: | 51 |
| Years4: | 1980–1981 |
| Clubs4: | América |
| Years5: | 1981–1982 |
| Clubs5: | León |
| Years6: | 1982–1983 |
| Clubs6: | Racing Club |
| Years7: | 1983 |
| Clubs7: | Loma Negra |
| Years8: | 1983 |
| Caps8: | 9 |
| Goals8: | 1 |
| Years9: | 1984 |
| Clubs9: | Banfield |
| Caps9: | 11 |
| Goals9: | 2 |
| Years10: | 1985 |
| Clubs10: | Douglas Haig |
| Years11: | 1985 |
| Clubs11: | Real Potosí |
| Nationalteam1: | Argentina |
| Nationalyears1: | 1979 |
| Nationalcaps1: | 6 |
| Nationalgoals1: | 1 |
Roberto Osvaldo Díaz (born 3 March 1953) is an Argentine footballer who played as a forward. He played in six matches for the Argentina national football team in 1979.[2] He was also part of Argentina's squad for the 1979 Copa América tournament, scoring his only international goal in a 2–2 home draw against rivals Brazil.[3]
Chacarita Juniors 1970–1971[4] Estudiantes de Buenos Aires 1972–1974[4] Racing Club 1975–1980[5]
América 1980–1981 León 1981–1982 Racing Club 1982–1983[5] Loma Negra 1983 Banfield 1984 Douglas Haig 1985
Real Potosí 1985