Juan De Sostoa Aramburu

Juan De's father was Domingo Lopez De Sostoa and his mother was Catalina Lopez De Aramburu Mallagaray.  His paternal grandparents were Domingo De Sostoa and Maria Ibaänez De Albiztegui; his maternal grandparents were Juan De Aguirre and Maria Lopez De Aramburu.  He was an only child.

‌Juan De and Ana Maria De were married in a religious ceremony on February 2nd, 1702 in Elgueta, Eybar, Guipâuzcoa.  They had a son named Domingo.