Raimundo Tupper Lyon (7 January 1969 – 20 July 1995) was a Chilean professional football player, best known for his years with Universidad Católica.
He studied at the St. Ignatius El Bosque, and joined the lower divisions of Universidad Católica in 1980, his first coach being former national team player Alberto Fouillioux.
Between 1989 and 1995 Mumo was a UC player, reaching with them the Copa Libertadores final in 1993, which they lost against Brazilian giants São Paulo.
In 1987, he was called up to the Chilean under-20 national team, which won fourth place in the 1987 U-20 World Cup held in Chile, in which he played with his great friend and teammate Lukas Tudor.
[5] The former Venezuela international footballer Javier González Tupper, is the son of a Raimundo's female cousin and played for Ñublense in Chile.