Ar Radfayn village is a Saudi village located in Mawqaq Governorate in Hail region. Ar Radfayn is located about 50 kilometers from the city of Hail, and is administratively linked to Mawqaq Governorate. It is a natural heritage and Ar Radfayn is a valley in the southwestern Aja Mountains, and it contains a distinctive strait whose length reaches more than 240 meters.