Across the world, Delhumeau (Delhumeau 
) is an extremely rare unknown gender forename. Much more frequently, Delhumeau is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Delhumeau | Brazil, Canada, France, United States, Mexico |
Mr, Sarah, Serge, Sonia, Alain, Andre, Aurã, Cyril, Roger, Regis, Denis, David, Diana, Diane, Diego, Laura, Louis, Lucie, Julie, Julio, Nanou, Nadia, Manon, Marie, Maria, Yvon, Ms, Aly, Guy, Gil, Marc, Maya, Max', Alan, Alba, Anne, Nelly, Axel, Raul, Rudy, Gwen, Luis, Jose, Jean, Juan, Eric, Fred, Frã, Kory, and Herve