Cognomen Mahieu (Mahieu 
, ماهيو) , in the world, is a common surname. The last name Mahieu is habitual in Western Europe, particularly Belgium, where it is quite a common surname, France, where it is quite a rare surname, and Netherlands. Much less frequently, Mahieu is the forename as well as the last name.
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| Mahieu | France, United States, Netherlands, Belgium, Indonesia |
| mahieu de gant Flemish trouvère, FR (b. 1212) |
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| thomas mahieu French politician (b. 1520) |
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| robert mahieu French entrepreneur, FR (b. 1650) |
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| marie anne angélique mahieu 1695 - 1758 (b. 1695) |
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albert mahieu French politician (1864-1943), FR (b. 1864) |
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| alfred mahieu French politician, FR (b. 1820) |
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| albert mahieu French politician, FR (b. 1860) |
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| emile mahieu Belgian painter, BE (b. 1861) |
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| léon mahieu (b. 1873) |
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| jules mahieu sport shooter, FR (b. 1884) |
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| charles mahieu Belgian actor (1894-1964), BE (b. 1894) |
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| jules mahieu Belgian catholic priest (1897-1968), BE (b. 1897) |
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| jacques de mahieu French-Argentine Anthropoligist, FR (b. 1915) |
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| bernard mahieu French archivist and historian (1920-1988), FR (b. 1920) |
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| josé agustín mahieu Argentine film director, AR (b. 1924) |
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