Family name 吉南 (Jinan 
, Guinan 
, 吉南 ) , in the world, is a common surname. The family name 吉南 is habitual in Maldives, where it is quite a common surname, Ireland, and Morocco, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in the United States, Morocco, and Indonesia. Predominantly, 吉南 is the forename as well as the last name.