In all the world, Dianka (Dianka 
, Дианка 
) is a rare predominantly girly, but very seldom male first name. The given name Dianka is characteristic of Eastern Europe, particularly Slovakia, where it is quite a rare feminine name, Czechia, and Bulgaria, where it is a rare girly name. Measured by absolute frequency, the name is most common in Slovakia, Czechia, and Indonesia. More prevalently, Dianka is the last name as well as the forename.