All over the world, Proffit-Grehan (Proffit-Grehan 
) is an extremely rare unknown gender first name. Much more frequently, Proffit-Grehan is the last name as well as the forename. Parts of the name also exists independently as a last name Proffit, and a last name Grehan.
| VARIANT | COUNTRY |
|---|---|
| Proffit-Grehan | France |