Last name Dupuich (Dupuich 
) , all over the world, is quite a rare cognomen. The cognomen Dupuich is habitual in France, where it is quite a rare surname, Belgium, where it is a rare surname, and Peru, where it is a very rare surname. Very seldom, Dupuich is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Dupuich | Belgium, France, Peru, United States |
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georges dupuich FR (b. 1846) |
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| jean-baptiste dupuich FR (b. 1861) |
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| jules dupuich FR (b. 1870) |
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| gaston dupuich FR (b. 1884) |
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| jean dupuich BE (b. 1886) |
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| jean augustin dupuich FR (b. 1904) |
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| albert dupuich FR (b. 1912) |
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| marcel dupuich FR (b. 1916) |
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| charles henri dupuich FR (b. 1922) |
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| adolphe dupuich Director of an educational institution and Former administrator of the Léopold Club |
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| mazarine dupuich FR |
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| oscar dupuich FR |
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| micheline hélène dupuich FR |
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| dominique dupuich FR |
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Mr, Andre, Anais, Chloe, Clara, Bruno, Kenny, Kloé, Roger, Denis, David, Laura, Liana, Jonas, Jorge, Julie, Jules, Jimmy, Henri, Véro, Yoann, Marine, Alain, Serge, Marie, Maria, Ms, Cã, Luc, Marc, Anne, Amel, Amos, Reno, Remi, Dave, Marion, Davy, Greg, Jose, Joel, Jean, Juju, Nico, Eric, Emma, Fred, Yves, Gary, and Marcel