| Assa | |
| Native Name: | آسا |
| Pushpin Map: | Morocco#Africa |
| Pushpin Relief: | 1 |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Morocco |
| Subdivision Type: | Country |
| Subdivision Name: |  Morocco |
| Subdivision Type1: | Region |
| Subdivision Name1: | Guelmim-Oued Noun |
| Unit Pref: | Imperial |
| Population As Of: | 2012 |
| Population Total: | 18,367 |
| Population Blank1 Title: | Ethnicities |
| Utc Offset: | +0 |
| Timezone Dst: | WEST |
| Utc Offset Dst: | +1 |
| Coordinates: | 28.6086°N -9.4269°W |
Assa (Arabic: آسا) is a small town in southern Morocco, in the Assa-Zag province of the Guelmim-Oued Noun region, about south-east of Guelmim and about south-west of Foum Zguid. It lies in a desert area north of the Jbel Ouarkziz and is part of the Sahrawi-inhabited southern region of Morocco. The Draa River lies to its south, and the N12 highway crosses the town.
In the 2012 census Assa had a population of 18,367, the largest in its province and sixth largest in the region.[1]