Family name Chalkova (Chalkova 
, Чалъкова , Чалкова 
) , across the world, is quite a rare last name. The surname Chalkova is habitual in Bulgaria, where it is quite a common surname, North Macedonia, where it is a rare surname, and Russia. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Bulgaria, Russia, and Ukraine.