Horacio Carbonetti (born 17 November 1947) is an Argentine professional golfer. He is the brother of golfer Luis Carbonetti. Carbonetti was born in Río Cuarto, Córdoba. He won multiple amateur tournaments, mostly in Argentina. In 1976, he lost by playoff the Simon Bolivar Cup Professional Championship in Venezuela. He turned professional in 1977. Carbonetti is currently a member of European Seniors Tour and has won two tournaments on this tour.