The Oulad Tidrarin (Arabic: أولاد تيدرارين, romanized: Awlād Tīdrārīn) is a Sahrawi tribe of Arab origin. They speak Hassaniya Arabic. They are Muslims, belonging to the Maliki school of Sunni Islam. They live mainly in Western Sahara but also in Morocco and Mauritania.
The Oulad Tidrarin settled the Saguia el-Hamra and Río de Oro areas of Northwest Africa, their original home. Many live in the Cape Bojador and the coastline of the south of Morocco, some on the coast of Saguia el-Hamra and some branches live in the south and east of Mauritania. There are some members of the Uladsliman and Lidadsa in subgroups in Mali.