Last name Киртон (Kearton 
, Киртон) , all around the world, is a rare family name. The family name Киртон is habitual in Australia, where it is a rare surname, the United Kingdom, and New Zealand. Measured by absolute frequency, the name is most common in the United Kingdom, Australia, and the United States. Very seldom, Киртон is the forename as well as the last name.