Cognomen Ортон (Orton 
, Ортон 
) , globally, is a common last name. The last name Ортон is characteristic of Northern Europe, particularly Isle of Man, where it is quite a common surname, Jersey, and the United Kingdom, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in the United States, the United Kingdom, and Indonesia. Very seldom, Ортон is the forename as well as the last name.