What title is held by XXX?
Teresa of Ávila
Saint Teresa of Ávila, also called Saint Teresa of Jesus, baptized as Teresa Sánchez de Cepeda y Ahumada (28 March 1515 -- 4 October 1582), was a prominent Spanish mystic, Roman Catholic saint, Carmelite nun, author during the Counter Reformation, and theologian of contemplative life through mental prayer.
Catholic saint