Family name เตชะวงศ์อมร (เตชะวงศ์อมร 
) , all over the world, is a very rare cognomen. The last name เตชะวงศ์อมร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เตชะวงศ์อมร | Thailand |