San Francisco Javier Curiosity · Javier, Sangüesa, Navarra Francisco Javier (1506-1552), co-founder of the Society of Jesus and missionary in Asia, was born in this castle, the son of Juan de Jaso and María de Azpilicueta. Co-patron saint of Spain and patron saint of Navarre, his figure turned Javier into an international pilgrimage destination. 1506-1552 Photo: José Luis Filpo Cabana (CC BY 3.0) What to see and do in Javier