Family name Chankova (Шанкова 
, Chankova 
, Шанькова 
) , in the world, is quite a rare cognomen. The last name Chankova is habitual in Eastern Europe, particularly Bulgaria, where it is quite a common surname, Belarus, where it is a rare surname, and Russia. Measured by absolute frequency, it most frequently occurs in Eastern Europe, particularly Bulgaria, Russia, and Ukraine.