Last name Раджа (Raja 
, Radja 
, Раджа 
) , throughout the world, is a widespread surname. The family name Раджа is characteristic of Morocco, where it is a common surname, Maldives, where it is quite a common surname, and Singapore (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in India, Morocco, and Pakistan. More prevalently, Раджа is the forename as well as the last name.