Last name バヤル (Bayar 
, Bayal 
, バヤル) , in the world, is a common surname. The cognomen バヤル is habitual in Mongolia, where it is quite a common surname, Turkey, and Tunisia, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in Turkey, Mongolia, and India. Very seldom, バヤル is the forename as well as the last name.