Surname Gerardo Jair (Gerardo Jair 
) , in the world, is an extremely rare last name. The last name Gerardo Jair is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Gerardo Jair is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gerardo Jair | Peru, Mexico, Argentina, Chile |