Last name Hardina (Hardina 
, Хардина 
) , in the world, is quite a rare surname. The surname Hardina is habitual in the Republic of the Congo, where it is quite a rare surname, Indonesia, where it is a rare surname, and Russia. Measured by absolute frequency, it most frequently occurs in Indonesia, Russia, and the United States. Likewise, Hardina is the forename as well as the last name.