Cognomen 泰恩 (Tain 
, Taen , Tenn ) , globally, is a common family name. The cognomen 泰恩 is habitual in Myanmar, where it is quite a common surname, Jamaica, where it is quite a rare surname, and Lebanon. Not in comparison with a country's population, it is commonest in South-eastern Asia, particularly Myanmar, Indonesia, and Malaysia. Also, 泰恩 is the forename as well as the last name.