Last name Du Tremblay (Du Tremblay 
) , across the world, is a very rare surname. The family name Du Tremblay is habitual in Canada, where it is a very rare surname, France, and the United States, where it is an extremely rare surname. Much less frequently, Du Tremblay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Du Tremblay | Canada, France, United States |
| jean-baptiste-antoine andouillé du tremblay FR (b. 1718) |
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| alfred-jules du tremblay de saint-yon FR (b. 1808) |
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Julie, Sophie, and Anne-Laure