The Governorate of Terra Australis or Governorate of Pedro Sancho de la Hoz was a Spanish Governorate of the Crown of Castile created in 1539 which was granted to Pedro Sancho de la Hoz and consisted in all the territories to the south of the Strait of Magellan until the South Pole and to the East and West the borders were the ones specified in the Treaty of Tordesillas and Zaragoza and respectively.