Cognomen اوناى (Onay 
, اوناى) , globally, is a common family name. The family name اوناى is habitual in Turkey, where it is quite a common surname, Austria, where it is quite a rare surname, and Qatar, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Turkey, Indonesia, and Germany. Very seldom, اوناى is the forename as well as the last name.