Family name Duffort (Duffort 
) , worldwide, is a rare surname. The cognomen Duffort is habitual in France, where it is a rare surname, Argentina, where it is a very rare surname, and Canada. Measured by absolute frequency, it most frequently occurs in France, Argentina, and the United States.
| VARIANT | COUNTRY |
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| Duffort | Brazil, Argentina, United Kingdom, United States, France |
| louis duffort botanist (1846-1923) (b. 1846) |
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| rené duffort French rugby league footballer and coach, FR (b. 1923) |
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| jean-philippe duffort French politician, FR (b. 1950) |
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| victor duffort researcher (b. 1985) |
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| elena duffort |
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Mr, Robin, Roger, Ruven, Rémi, Denis, David, Diego, Grant, Laura, Lucas, Jorge, Joyce, Teddy, Nadia, Naomi, Norma, Elisa, Erick, Oscar, Marine, Marcel, Paula, Kelly, Anaã, Andre, Ms, Mia, Ana, Cã, Anna, Anne, Rene, Remi, Lola, Loli, Marcos, Luis, Jean, Juan, Eric, Emma, Maria, Marie, Mmedo, Sarah, Alice, Alain, Jose, and Margot