Mario Zabalaga (8 May 1938 – 13 December 2008)[1][2] was a Bolivian footballer[3][4] He was part of Bolivia's squad that won the 1963 South American Championship on home soil.

[5] Zabalaga got his first cap with Bolivia on 15 July 1961 against Uruguay for the 1st leg of the 1962 FIFA World Cup qualification.

[7] He was selected in Bolivia's squad for the 1963 South American Championship, playing only one game against Paraguay on 24 March[8] as Bolivia won the tournament, its first and only Copa America.

In July and August 1965, he played three 1966 FIFA World Cup qualification games, two against Paraguay[9][10] and one against Argentina.

[11] Zabalaga was in Bolivia's squad for the 1967 South American Championship and played 5 games during the tournament.