Cognomen 巴哈 (Bahar 
, Baha , Bahah 
) , in all the world, is a widespread family name. The cognomen 巴哈 is habitual in Bahrain, where it is quite a common surname, Brunei, and Azerbaijan (explore the name in all countries). Measured by absolute frequency, the name is most common in Indonesia, Turkey, and Pakistan. Also, 巴哈 is the forename as well as the last name.