Miguel Augusto Riffo Garay (born 21 June 1981) is a former Chilean professional football player and the current manager of Curicó Unido's youth categories.
Product of Colo-Colo youth ranks, he won eight titles in his career with that club.
In the 2000s, alongside his teammates Claudio Bravo, Luis Mena and Fernando Meneses, he also studied a technical-professional career in physical activity at the University of the Americas.
[1] His most successful moment with the coach Claudio Borghi, when he also was named during the 2007 season at the Chilean Primera División Best Eleven.
Riffo started the first four games receiving a yellow card against Argentina; he did not appear in the remainder of the qualification process.