Venerable Leo Dupont (1797 – †1876), also known as "The Holy Man of Tours," or the "Apostle of the Holy Face", was a religious figure in the Roman Catholic faith who helped spread various Catholic devotions such as the devotion to the Holy Face of Jesus and nightly Eucharistic Adoration. He has been declared Venerable by the Holy See during the pontificate of Pope Pius XII and currently awaits Beatification.