Cognomen Oumsalem (Oumsalem 
) , in all the world, is a rare last name. The surname Oumsalem is habitual in Algeria, where it is a rare surname, France, where it is a very rare surname, and Spain. Measured by absolute frequency, the name is most common in Algeria, France, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Oumsalem | Algeria, Spain, France, Canada, United States |