| Mario Sosa | |
| Fullname: | Mario Sosa Casquero |
| Birth Date: | 1910 |
| Birth Place: | Cuba |
| Position: | Forward |
| Clubs1: | Iberia La Habana |
| Nationalyears1: | 1938 |
| Nationalteam1: | Cuba |
Mario Sosa Casquero (born 1910, date of death unknown) was a Cuban footballer. Sosa is deceased. [1]
He represented Cuba at the 1938 FIFA World Cup in France. Sosa appeared in two matches.