Gilberto Milos (born October 30, 1963 in São Paulo) is a Brazilian chess player with a current Elo chess rating of 2593. He was awarded the title of International Master (IM) in 1984 and the title of Grandmaster in 1988. He was the Brazilian National Champion in 1984, 1985, 1986, 1989, 1994 and 1995. His most notable chess tournament accomplishments are first prize in the 1987, 1998, 2005, and 2007 South American Chess Championship in Santiago, and first at Buenos Aires 1988. He was a member of the Brazilian Chess Olympiad teams of 1984, 1986, and 1988. He participated in several FIDE World Chess Championships, in 1998, 1999, 2000 and 2002, but was on each occasion knocked out in an early stage.