Cognomen Doucett (Doucett 
) , around the world, is a rare family name. The surname Doucett is habitual in Canada, where it is a rare surname, New Zealand, and the United States, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in the United States, Canada, and Argentina.
| VARIANT | COUNTRY |
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| Doucett | Canada, Argentina, China, United States, New Zealand |
| george henry doucett Canadian politician (1897-1974), CA (b. 1897) |
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| raymond daniel doucett Canadian politician, CA (b. 1907) |
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| linda doucett American actress and model, US (b. 1956) |
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| john doucett Lieutenant Governor of Nova Scotia, CA |
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