Cognomen Ovdiichuk (Овдийчук 
, Ovdiichuk 
) , in all the world, is a very rare family name. The last name Ovdiichuk is habitual in Kazakhstan, where it is a rare surname, Russia, where it is a very rare surname, and Italy, where it is an extremely rare surname. Much less frequently, Ovdiichuk is the forename as well as the last name.