The Omar Mosque, also known as the Mosque of Omar, is a historic mosque located in Bethlehem, Palestine. It is believed to have been built during the early Islamic period, possibly in the 7th century, and is named after Omar ibn al-Khattab, the second caliph of Islam. The mosque is located near the Church of the Nativity, which is a major pilgrimage site for Christians. It is also located near Manger Square, which is a popular tourist destination in Bethlehem.