Family name Gennis (Gennis 
) , around the world, is a rare last name. The surname Gennis is habitual in Greece, where it is a rare surname, Venezuela, and Honduras. In absolute terms, it is the most numerous in the United States, Venezuela, and Germany. Also, Gennis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gennis | Germany, Colombia, Philippines, Venezuela, United States |
| robert b. gennis biochemist |
|
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| sari gennis animator, US |
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| daniel jude gennis |
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