Last name อายู (Ayu 
, อายู 
) , worldwide, is a widespread family name. The family name อายู is habitual in Indonesia, where it is a common surname, Brunei, where it is quite a common surname, and Macao (explore the name in all countries). Measured by absolute frequency, the name is most common in Indonesia, Taiwan, and Malaysia. Likewise, อายู is the forename as well as the last name.