Mario Salvador Camposeco López (6 August 1921 – 17 June 1951)[1] was a Guatemalan professional footballer.

He then joined club Xelajú becoming its captain[2] and helping the team become champion of the Quetzaltenango department for 10 consecutive seasons (1940–1950).

[3] In 1942 he was called as a reinforcement for CSD Municipal by coach Manuel Felipe Carrera to play against Atlante F.C.

On 10 March 1946, during the III Central American Football Championship, he scored against Costa Rica in a 4–1 win in San José.

[4] In 1948 he was part of a Municipal squad that won a friendly tournament in commemoration of the Cuban Independence in Havana, Cuba.