Pedro León Gallo Goyenechea (Copiapó, February 12, 1830 in Santiago – December 16, 1877) was a Chilean politician and one of the founders of the Radical Party.
He was the son of the illustrious mining entrepreneur Miguel Gallo Vergara.
He became involved in politics at an early age and took part in the street fighting of April 1851, defending the government against the rebels.
[1] Exiled following the failed 1859 rebellion, he returned in 1863 and served in the Chamber of Deputies beginning in 1867.
[2] He was the subject of Mario Bahamonde's book El caudillo de Copiapó.