Family name Gulja (Гуля 
, Gulja 
) , around the world, is quite a common cognomen. The last name Gulja is habitual in Kyrgyzstan, where it is quite a common surname, Tajikistan, where it is quite a rare surname, and Azerbaijan. Measured by absolute frequency, it most frequently occurs in Uzbekistan, Russia, and Ukraine. Also, Gulja is the forename as well as the last name.