Last name Sulko (Sulko 
, Сулько 
) , in all the world, is a rare family name. The last name Sulko is characteristic of Albania, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Greece, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Albania, Slovakia, and Ukraine. Much less frequently, Sulko is the forename as well as the last name.