Cognomen Ayrin (Ayrin 
, ไอริน 
, Айрин 
) , around the globe, is quite a rare surname. The last name Ayrin is habitual in Bangladesh, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Indonesia. In absolute terms, it is the most numerous in Bangladesh, Indonesia, and Colombia. More prevalently, Ayrin is the forename as well as the last name.