Surname Mejja (Mejja 
) , in the entire world, is a rare family name. The cognomen Mejja is habitual in Kenya, where it is a rare surname, Morocco, where it is a very rare surname, and Philippines, where it is an extremely rare surname. In absolute terms, it is the most numerous in Kenya, Morocco, and India. Much less frequently, Mejja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mejja | Philippines, United States, Kenya, Morocco, India |