Cognomen Tấn Tài (Tấn Tài 
) , worldwide, is a very rare family name. The last name Tấn Tài is characteristic of South-eastern Asia, particularly Vietnam, where it is a very rare surname. Likewise, Tấn Tài is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tấn Tài | Vietnam |