Cognomen Duplantier (Duplantier 
) , in all the world, is a rare surname. The family name Duplantier is habitual in France, where it is a rare surname, the United States, and Canada, where it is a very rare surname.
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| Duplantier | Canada, France, Brazil, United Kingdom, United States |
| armand duplantier French military officer, FR (b. 1753) |
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| jacques paul fronton duplantier French politician, lawyer and botanist (1764-1814), FR (b. 1764) |
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raymond duplantier French politician (1874-1954), FR (b. 1874) |
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joseph duplantier French musician, FR (b. 1976) |
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| adrian g. duplantier American politician and judge, US (b. 1929) |
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mario duplantier French musician, FR (b. 1981) |
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jon duplantier baseball player (1994-), US (b. 1994) |
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| guy duplantier French politician, FR (b. 1947) |
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| jean-bernard duplantier rugby union player, FR (b. 1957) |
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| alain duplantier French cinematographer, FR (b. 1964) |
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| pierre duplantier French politician, FR (b. 1966) |
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| jean-pierre duplantier FR |
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| ursula duplantier DE |
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Mr, Kady, Kyla, Paul, Roxy, Rory, Rene, Reva, Rick, Ryan, Dean, Dana, Davy, Dale, Dawn, Gary, Gene, Lisa, Lucy, Luis, Luke, Jada, Kara, John, Brad, Adam, Ms, Max, Bob, Kim, Ray, Roy, Guy, Jon, Joe, Jim, Tim, Tia, Ida, Marc, Mary, Maud, Mike, Mimi, Sean, Alex, Anne, Clay, and Joan