Globally, Kumaja (Kumaja 
) is a very rare dominantly girly, but infrequently male first name. The first name Kumaja is characteristic of Southern Asia, particularly India, where it is an extremely rare largely female, but uncommonly masculine name. More frequently, Kumaja is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kumaja | Finland, United States, Tanzania, India, Brazil |