Óscar Cristi Gallo (June 29, 1916 – March 25, 1965) was a Chilean police officer and a successful show jumping rider from the late 1940s until the late 1960s.
In 1952 he won both individual and team Olympic silver medals. He was the first Chilean athlete to win two Olympic medals. The Chilean team jumping in 1952 was Óscar Cristi on Bambi, César Mendoza on Pillán and Ricardo Echeverría on Lindo Peal.
On March 25, 1965 he had a fatal car accident as he was about to retire from the post of Deputy Director-General of the Carabineros. In 1992 the riding school in Santiago operated by the Carabineros was renamed in his honor.