| Mario Fernández | |
| Birth Date: | 26 January 1922 |
| Birth Place: | Buenos Aires, Argentina |
| Position: | Forward |
| Nationalteam1: | Argentina |
| Nationalyears1: | 1947 |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 1 |
Mario Fernández (born 26 January 1922) was an Argentine footballer. He played in three matches for the Argentina national football team in 1947.[1] He was also part of Argentina's squad for the 1947 South American Championship.[2]