St. Theresa of Jesus, Virgin, Doctor of the Church, discalced Carmelite

St. Theresa of Jesus, also known as St. Theresa of Avila, was a 16th-century Spanish Carmelite nun, mystic, and Doctor of the Church. Born in 1515 in Avila, Spain, she is renowned for her profound spiritual writings and her pivotal role in the Carmelite Reform. Theresa experienced intense mystical visions and ecstasies, and she founded several reformed Carmelite convents. She is venerated for her deep devotion to prayer, her achievements in religious reform, and her significant contributions to Catholic theology. Theresa is the patron saint of those suffering from headaches and is also associated with Spain.