He was born circa 1549. His father was Francisco de Sosa Guevara y Albornoz, and his mother was Ines de Tapia y Sosa. He died in New Mexico.
He married Maria Beatriz Navarro Rodriguez, daughter of Juan Navarro and Maria Rodriguez de Sosa.
Maria Ana Sosa Albornoz. She married Alonso de Farias, son of Juan de Farias and Maria Ana de Treviño Quintanilla.