Cognomen Loiseau (Loiseau 
, Луазо 
) , in all the world, is a common surname. The cognomen Loiseau is habitual in France, where it is quite a common surname, Cabo Verde, and Belgium, where it is quite a rare surname. Measured by absolute frequency, the name is most common in France, the United States, and Belgium. Very seldom, Loiseau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Loiseau | Haiti, France, Canada, United States, Belgium |
| Луазо | Ukraine |
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louis-luc loiseau de persuis French musician (1769-1819), FR (b. 1769) |
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| jean-françois loiseau French politician, FR (b. 1751) |
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charles loiseau French physician and politician, FR (b. 1824) |
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| jean simon loiseau French jurist (1776-1823), FR (b. 1776) |
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| urbain loiseau French jurist-consultant, FR (b. 1801) |
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| eugène loiseau French politician, FR (b. 1804) |
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paul loiseau-rousseau French artist, FR (b. 1861) |
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gustave loiseau French Post-Impressionist painter (1865-1935), FR (b. 1865) |
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louis loiseau BE (b. 1858) |
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| arthur loiseau FR (b. 1830) |
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| léon loiseau French politician (1857-1936), FR (b. 1857) |
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| charles loiseau French journalist and publicist (1861-1945), FR (b. 1861) |
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| georges-albert-edmond loiseau French military personnel, FR (b. 1872) |
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| georges loiseau (b. 1864) |
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| hippolyte loiseau (b. 1868) |
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