Surname นาจา (Naja 
, Najea 
, นาจา 
) , all over the world, is a common family name. The family name นาจา is habitual in Lebanon, where it is quite a common surname, Maldives, where it is quite a rare surname, and Qatar. Not in comparison with a country's population, it is the most numerous in Indonesia, Lebanon, and India. Likewise, นาจา is the forename as well as the last name.