Last name Plessy (Plessy 
, بليسي 
) , all over the world, is a rare cognomen. The surname Plessy is characteristic of Iceland, where it is quite a rare surname, France, where it is a rare surname, and Belgium, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in France, the United States, and Mexico. Much less frequently, Plessy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Plessy | Mexico, United States, India, France, Democratic Republic of the Congo |
| بليسي | Palestinian Territory |
| homer plessy American activist, US (b. 1862) |
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bernard plessy FR (b. 1939) |
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| gilbert plessy French politician, FR (b. 1938) |
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| charles plessy researcher |
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| claude le fort du plessy French active 1707–1757 F:0 |
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| pierre plessy FR |
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| claude le fort du plessy |
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