León Ortiz de Rozas

León Ortiz de Rozas  (April 11, 1760 – August 15, 1839) was an South American military officer and father of Juan Manuel de Rosas.

Biography
Born in Buenos Aires was the son of Captain Domingo Ortiz de Rozas y Rodillo and Cathalina de La Cuadra. In 1767 he began his military career as a cadet in the Infantry Battalion, then served in compañía de granaderos with the rank of sublieutenant. He was promoted to lieutenant on March 18, 1789, and in 1801 was promoted to Captain. Ortiz de Rozas was taken prisoner by the Indian rebels, he was captured on January 26, 1785 and freed September 16, 1786.

During the first British invasions of the Río de la Plata 1806 León Ortiz de Rozas, remained outside the defense of Buenos Aires, was forced to resign by his behavior.

León Ortiz de Rozas married September 30, 1790 in Buenos Aires to Agustina López de Osornio daughter of the rancher Clemente López de Osornio and María Manuela de Rubio. They had twelve children Juan Manuel, María Dominga, Gregoria, Andrea Mercedes, Prudencio, Gervasio José, María, Juana, Benigno, Manuela, Dominga Mercedes and Martina Agustina.

Ortiz de Rozas died on August 15, 1839 in Buenos Aires.