Family name Слуга (Sluga 
, Слуга 
) , throughout the world, is quite a rare cognomen. The family name Слуга is characteristic of Slovenia, where it is quite a common surname, Croatia, where it is quite a rare surname, and Sierra Leone. Not in comparison with a country's population, it is commonest in Slovenia, the United States, and Germany. Much less frequently, Слуга is the forename as well as the last name.