Ouallam
| Ouallam | |
|---|---|
| Country | Niger | 
| Region | Tillabéri Region | 
| Department | Ouallam | 
| Area | |
| 648 sq mi (1,679 km2) | |
| Population  (2012 census) | |
| 68,191 | |
| • Density | 110/sq mi (41/km2) | 
| • Urban | 10,594 | 
| Time zone | UTC+1 (WAT) | 
Ouallam is a town around 90 km north of Niamey in southwestern Niger. It is the capital of Ouallam Department, one of four departments in the Tillabéri Region.
In 2013 it had a population of 68,191.