Wadi Al Dawasir (Arabic: وادي الدواسر) is a town in Najd, Saudi Arabia , in the Dawasir valley. The town is the homeland of the tribe of Al-Dawasir, which is the biggest tribe in Saudi Arabia.
The municipality has a population of 92,714 as of the 2004 Census. It is divided into two main neighborhoods Alnowaima and Alkhamaseen.