Surname Орбай (Orbay 
, Орбай 
) , in the entire world, is quite a rare family name. The surname Орбай is habitual in Turkey, where it is quite a rare surname, Czechia, where it is a rare surname, and Hungary. Not in comparison with a country's population, it is the most numerous in Turkey, Germany, and Czechia. Much less frequently, Орбай is the forename as well as the last name.