Last name Duphil (Duphil 
) , throughout the world, is a rare cognomen. The surname Duphil is habitual in France, where it is quite a rare surname, Italy, where it is an extremely rare surname, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Duphil | Italy, Canada, France, United States |
| henriette duphil French Righteous Among the Nations, FR (b. 1904) |
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| rené duphil FR (b. 1907) |
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Mr, Herve, Henri, Martin, Marcel, Maylis, Magali, Maxime, Michel, Sophie, Angela, Armand, Audrey, Celine, Benoit, Karine, Pascal, Pierre, Romain, Roland, Daniel, Damien, Théo, Jimmy, Jacky, Laure, Seb, Marc, Mano, Maud, Stã, Aude, Paul, Rita, Léa, Joon, Didier, Jean, Vero, Ocã, Marie, Manon, Serge, Alain, Bruno, Rémy, David, Laura, Eric, and Gaelle