Gerardo Barbero, Argentinian chess player and coach (d. 2001)
Gerardo Fabián Barbero (21 August 1961 – 4 March 2001) was an Argentine chess grandmaster. He was born in Lanús, Buenos Aires, and raised in Rosario, Santa Fe.

Barbero came fifth in the World Junior Chess Championship of 1978. He was Argentine champion in 1984 and played on board one for the Chess Olympiad team in 1990. He played six times for Argentina, between 1978 and 1994, at the Chess Olympiads. Barbero was awarded the title of Grandmaster in 1987.In 1986 he moved to Budapest, Hungary, where he was married and had a son. In Hungary, he developed a friendship with Bobby Fischer, who, according to GM Eugenio Torre, "liked Barbero". He died in Budapest of cancer in 2001.The third chapter of Tibor Karolyi's 2009 book Genius in the Background is devoted to him.