Family name Jerlain (Jerlain 
) , in all the world, is an extremely rare cognomen. The last name Jerlain is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname, and Mexico. Much more prevalently, Jerlain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jerlain | Democratic Republic of the Congo, Mexico, Venezuela, Philippines |