Surname Thangnu (Thangnu 
) , globally, is a very rare cognomen. The surname Thangnu is characteristic of South-eastern Asia, particularly Myanmar, where it is a rare surname, and Thailand, where it is a very rare surname. Very seldom, Thangnu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thangnu | India, Myanmar, Thailand |