Last name Gonneau (Gonneau 
) , across the world, is quite a rare cognomen. The cognomen Gonneau is habitual in Reunion, where it is quite a common surname, France, where it is quite a rare surname, and Canada, where it is a rare surname. Much less frequently, Gonneau is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Gonneau | South Africa, Canada, Reunion, France, United States |
| jean-jacques benoît gonneau French politician, FR (b. 1761) |
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| pierre gonneau French historian (b. 1962) |
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| cédric gonneau researcher |
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| peter gonneau actor |
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| vincent gonneau French racing driver, FR (b. 1986) |
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