Last name Yulay (Юлай 
, Yulay 
, Юлаи ) , in the entire world, is quite a rare family name. The family name Yulay is habitual in Myanmar, where it is quite a rare surname, Venezuela, where it is a rare surname, and Philippines, where it is a very rare surname. Measured by absolute frequency, it is commonest in Myanmar, Venezuela, and Indonesia. More frequently, Yulay is the forename as well as the last name.