Family name Cayouette (Cayouette 
) , around the world, is a rare cognomen. The cognomen Cayouette is habitual in Canada, where it is quite a rare surname, Jamaica, where it is a rare surname, and New Zealand. Not in comparison with a country's population, this name is the most popular in Canada, the United States, and New Zealand.
| VARIANT | COUNTRY |
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| Cayouette | Colombia, Canada, Jamaica, New Zealand, United States |
| marius cayouette canadian organist, teacher and composer, CA (b. 1904) |
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france cayouette Canadian writer, CA (b. 1960) |
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| richard cayouette Canadian botanist (1914–1997), CA (b. 1914) |
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| gérard cayouette Canadian Catholic priest (1914-1986), CA (b. 1914) |
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| raymond cayouette CA (b. 1916) |
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| jacques cayouette botanist (b. 1944) |
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| laura cayouette American actress (born 1964), US (b. 1964) |
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| michel cayouette researcher, CA |
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