Cognomen 丁南 (丁南 
, Dinneen 
) , globally, is quite a rare family name. The cognomen 丁南 is characteristic of Ireland, where it is quite a rare surname, Australia, where it is a rare surname, and New Zealand. Not in comparison with a country's population, it most frequently occurs in the United States, Ireland, and Australia. Very seldom, 丁南 is the forename as well as the last name.