Carlos Altamirano Orrego (December 18, 1922 – May 19, 2019) was a Chilean lawyer and socialist politician. He was the general secretary of the Chilean Socialist Party (PS) between 1971 and 1979. Before that, he was deputy from 1961 to 1965 and senator from 1965 to 1973. He escaped after Pinochet's coup d'état on September 11, 1973, and lived as a refugee in Cuba. As a young man he won medals in the high jump event at the 1946 and 1947 South American Championships in Athletics.