Family name دالتون (Dalton 
, Dulton 
, دالتون) , all around the world, is a common surname. The cognomen دالتون is habitual in Ireland, where it is quite a common surname, Isle of Man, and Australia (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Australia. Also, دالتون is the forename as well as the last name.