Jebel Jais () is a mountain of the North-Western Hajar range in the Musandam Governorate of Oman and also in Ras Al Khaimah, United Arab Emirates. The summit has an elevation of . The summit is located on the Omani side, but a high point west of this peak is considered the highest point in the United Arab Emirates, at above sea level, and with around 10m of prominence. Since the summit is on the Omani side, Jebel Al Mebrah (also known as Jabal Yibir), at , is the highest peak in the UAE, with significant prominence.