Last name اولاى (Olai 
, اولاى) , all around the world, is a rare cognomen. The family name اولاى is habitual in Sweden, where it is quite a rare surname, Norway, where it is a rare surname, and Romania. Measured by absolute frequency, it most frequently occurs in Sweden, Romania, and India. Likewise, اولاى is the forename as well as the last name.