Cognomen Thermy (Thermy 
) , in all the world, is a very rare surname. The surname Thermy is habitual in France, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States. Very seldom, Thermy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thermy | Canada, Brazil, France, United States, South Africa |