Surname Долан (Dolan 
, Долан 
) , all over the world, is a common family name. The surname Долан is characteristic of Ireland, where it is quite a common surname, Reunion, and the United Kingdom, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in the United States, the United Kingdom, and Ireland. Also, Долан is the forename as well as the last name.