Cognomen Mario Jair (Mario Jair 
) , around the world, is an extremely rare surname. The surname Mario Jair is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Predominantly, Mario Jair is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mario Jair | Spain, Chile, Ecuador, Argentina, Peru |