Cognomen Delagnes (Delagnes 
) , throughout the world, is a rare last name. The cognomen Delagnes is habitual in France, where it is quite a rare surname, Argentina, where it is a very rare surname, and Australia. Not in comparison with a country's population, the name is most common in France, the United States, and Argentina. Very seldom, Delagnes is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Delagnes | France, Argentina, Australia, United States, Guadeloupe |
| roger delagnes French politician (1902-1976), FR (b. 1902) |
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| delagnes jc researcher (b. 1979) |
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| elise a delagnes researcher |
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Mr, Nora, Elsa, Eric, Emma, Evan, Hugo, Yves, Maria, Marie, Marta, Manon, Simon, Serge, Alain, Andre, Cathy, Bruno, Kelli, Penni, Roger, Ricky, Jean, Léa, Loic, Lise, Ms, Ann, Cã, Kim, Guy, Luc, Jon, Jã, Ian, Marc, Rémy, Mike, Angi, Anne, Abel, Coco, Paul, Rene, Rick, Gary, Gael, Lina, Alex, and Denis