Family name Убай (Ubay 
, Убай 
, Orifov 
) , all around the world, is quite a common last name. The cognomen Убай is characteristic of Philippines, where it is quite a rare surname, Tajikistan, and Indonesia. Not in comparison with a country's population, it is the most numerous in Philippines, Indonesia, and Turkey. Likewise, Убай is the forename as well as the last name.