Around the world, Mario Jair (Mario Jair 
) is a very rare male given name. The forename Mario Jair is habitual in Latin America and the Caribbean, particularly Peru, where it is a very rare male name. Very seldom, Mario Jair is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mario Jair | Argentina, Peru, Ecuador, Spain, Chile |