Family name Imaja (Imaja 
) , in the world, is a rare last name. The cognomen Imaja is habitual in Tanzania, where it is a very rare surname, Spain, and Nigeria, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in India, Tanzania, and Nigeria. Also, Imaja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Imaja | Nigeria, Spain, Brazil, Tanzania, India |