Cognomen Planchais (Planchais 
) , worldwide, is quite a rare family name. The last name Planchais is habitual in France, where it is quite a rare surname, New Zealand, where it is a very rare surname, and Colombia. In absolute terms, it most frequently occurs in France, Colombia, and Germany. Very seldom, Planchais is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Planchais | Germany, Colombia, United States, France, New Zealand |
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agnès planchais (b. 1924) |
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| jean planchais French journalist, FR (b. 1922) |
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| patricia planchais French politician, FR (b. 1959) |
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| bernard planchais FR (b. 1956) |
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| cyril planchais researcher |
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| julien planchais researcher |
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| séverine planchais researcher |
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Mr, Agnes, Cindy, Cyril, Bruno, Kitty, Peter, Peggy, Roger, Rémi, Denis, Laura, Laure, Lilou, Louis, Lucie, Lynda, Jacob, Julie, Jules, Naomi, Elric, Annie, Andre, Allan, Alban, Ms, Cã, Guy, Jã, Alex, Anne, Paul, Rene, Dany, Léa, Henri, Joel, Jeff, Tony, Eric, Hugo, Yann, Yves, Marie, Shaan, Serge, Alain, Jean, and Odile