Last name Caunois (Caunois 
) , in the entire world, is a rare cognomen. The last name Caunois is habitual in Western Europe, particularly France, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Caunois | France |
| françois augustin caunois French sculptor, FR (b. 1787) |
|
|
| charles caunois FR |
|