Last name Leunis (Leunis 
) , all around the world, is a rare cognomen. The family name Leunis is habitual in Western Europe, particularly Belgium, where it is quite a rare surname, Netherlands, where it is a rare surname, and France. Very seldom, Leunis is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Leunis | Netherlands, France, Argentina, United States, Belgium |
| jean leunis BE (b. 1532) |
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johannes leunis German botanist (1802–1873), DE (b. 1802) |
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| leunis gabriëlse Dutch photographer (1848-1919), NL (b. 1848) |
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| dirk leunis BE (b. 1966) |
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| nicoline leunis researcher |
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| annemieke leunis researcher |
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| leandro "chino" leunis Argentine television presenter, AR (b. 1980) |
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| joanna leunis Belgian dancer, BE (b. 1981) |
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| leunis verlinde |
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