Last name アイルトン (Ayrton 
, アイルトン 
, Aílton 
) , in the entire world, is quite a rare surname. The last name アイルトン is habitual in the United Kingdom, where it is a rare surname, Argentina, and New Zealand. Measured by absolute frequency, the name is most common in the United Kingdom, Argentina, and Mexico. More frequently, アイルトン is the forename as well as the last name.