Surname Dorsy (Dorsy 
) , in the world, is a rare cognomen. The surname Dorsy is habitual in France, where it is a rare surname, Venezuela, and Nicaragua, where it is a very rare surname. In absolute terms, the name is most common in France, Venezuela, and the United States. More prevalently, Dorsy is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Dorsy | India, France, United States, Democratic Republic of the Congo, Venezuela |
| jean-claude dorsy French politician, FR (b. 1958) |
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| emmanuel dorsy French politician, FR (b. 1979) |
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| lucie dorsy French archivist and historian |
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