Last name Karmai (Karmai 
) , in all the world, is a very rare family name. The family name Karmai is characteristic of Thailand, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. Also, Karmai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karmai | United States, India, Thailand |