Odile of Alsace, also known as Odilia and Ottilia, born c. 662 - c. 720 at Mont Sainte-Odile), is a saint venerated in the Catholic Church and the Eastern Orthodox Church. She is a patroness saint of good eyesight and of the region of Alsace.

Mont Sainte-Odile is a 764-metre-high peak in the Vosges Mountains in Alsace in France, immediately west of Barr. The mountain is named after Saint Odile. It has a monastery/convent at its top called the Hohenburg Abbey, and is notable also for its stone fortifications called "the Pagan Wall." In 1992, Air Inter Flight 148 crashed near this area.