Cognomen Devanthery (Devanthery 
) , in the entire world, is a rare last name. The surname Devanthery is characteristic of Switzerland, where it is quite a rare surname, Ireland, where it is a rare surname, and France, where it is a very rare surname. Much less frequently, Devanthery is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Devanthery | Brazil, Switzerland, United States, France, Ireland |