Family name Davay (Davay 
) , in all the world, is a rare last name. The surname Davay is characteristic of Australia, where it is a very rare surname, France, and India. Likewise, Davay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Davay | Australia, Finland, France, Spain, India |
| paul davay (b. 1908) |
|