Surname 泰南 (Tynan 
, Tannen 
, 泰南 
) , all around the world, is quite a common family name. The last name 泰南 is habitual in Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and New Zealand. In absolute terms, it most frequently occurs in the United States, Ireland, and the United Kingdom. Much less frequently, 泰南 is the forename as well as the last name.