Family name Гоган (Gogan 
, Gaughan 
, Гоган 
) , throughout the world, is a common cognomen. The surname Гоган is characteristic of Ireland, where it is quite a common surname, Benin, where it is quite a rare surname, and Romania. Not in comparison with a country's population, it is commonest in the United States, the United Kingdom, and Romania. Very seldom, Гоган is the forename as well as the last name.