Surname Rkz (Rkz 
, ركز 
) , in the world, is a rare last name. The family name Rkz is characteristic of United Arab Emirates, where it is a rare surname, Sudan, and France, where it is an extremely rare surname. In absolute terms, the name is most common in Sudan, United Arab Emirates, and India. Much less frequently, Rkz is the forename as well as the last name.