Description Available in: Unión San Felipe is a Chilean Football club, their hometown is San Felipe in the V Región of Valparaíso. They play in the second level of the Chilean football league, the Primera B. They were the Copa Chile champions, and played the 2010 Copa Sudamericana.
The club was founded on October 16, 1956 with the merger of Internacional and Tarcisio.
The club is the only team in Chile ever to win the second level and then the first level in consecutive seasons (1970 and 1971).