Worldwide, Bailleul (Bailleul 
) is a very rare unisex first name. The given name Bailleul is characteristic of Western Europe, particularly France, where it is a very rare unisex name. Much more prevalently, Bailleul is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Bailleul | Belgium, Canada, France, United States, Germany |
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roussel de bailleul Norman adventurer and Byzantine general, TR (b. 1100) |
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| lambert de bailleul FR (b. 1050) |
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| gaspar bailleul (b. 1700) |
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| philippote de bailleul - 1586 |
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| baudouin ier de bailleul |
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