Surname Таин (Tain 
, Таин 
) , in all the world, is a common last name. The cognomen Таин is characteristic of South-eastern Asia, particularly Myanmar, where it is quite a common surname, Malaysia, where it is quite a rare surname, and Singapore, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in South-eastern Asia, particularly Myanmar, Indonesia, and Malaysia. Likewise, Таин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tain | Indonesia, Myanmar, India, Malaysia, Thailand |
| Таин | Kazakhstan, Russia |