José Francisco Gana Castro (February 19, 1828 - August 7, 1894) was the Chilean Minister of Defense from October 15, 1890, to March 29, 1891, as well as the Commander-in-Chief of the Chilean Army from August 22, 1888, to September 4, 1891, and was a notable participant of the War of the Pacific before being exiled to Spain after the defeat of the Balmaceda Government. He was also one of the founders of the Mulchén throughout the planning of the foundations of the city.