Family name ハイリー (Hiley 
, Highley 
, ハイリー) , across the world, is quite a rare cognomen. The surname ハイリー is habitual in the United Kingdom, where it is quite a rare surname, Australia, and New Zealand, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and Australia. Very seldom, ハイリー is the forename as well as the last name.