Cognomen あゆ (Ayu 
, あゆ) , in all the world, is a widespread last name. The cognomen あゆ is characteristic of Indonesia, where it is a common surname, Brunei, where it is quite a common surname, and Macao (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Indonesia, Taiwan, and Malaysia. Also, あゆ is the forename as well as the last name.