Last name Byka (Бика 
, Byka 
, Büken 
) , in the entire world, is quite a rare family name. The surname Byka is characteristic of Turkey, where it is quite a rare surname, Ukraine, where it is a rare surname, and Algeria. In absolute terms, it is commonest in Turkey, India, and Ukraine. Likewise, Byka is the forename as well as the last name.