Cognomen Cavoy (Cavoy 
) , around the world, is a very rare last name. The last name Cavoy is habitual in Belgium, where it is a very rare surname, France, and India, where it is an extremely rare surname. Much less frequently, Cavoy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cavoy | France, United States, India, Belgium |