Guillermo Ruiz (born April 4, 1943 in Lima, Peru) is a Peruvian Chess master and US Life Master. Son of Aurora and Melquiades Ruiz. He has been married since 1974 and has 2 children.
Guillermo learned chess at the age of 17 from a friend and went on to win the championship of Lima and then the Peruvian Chess Championship in 1973. In 1978 he immigrated to Atlanta, Georgia. He is a four-time Georgia State Champion, winning in 1979, 1987, 1995, 1996.[1]
In 2002 he was awarded the Georgia Chess Association 2002 Award for Contributions to Georgia Chess Community [2]