Family name Dennin (Dennin 
) , in the world, is a rare last name. The cognomen Dennin is habitual in the United States, where it is a rare surname, Germany, and France. Much less frequently, Dennin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dennin | Germany, United States, Argentina, France, Brazil |
| joseph dennin Ph.D. University of Wisconsin-Madison 1968 |
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| mike dennin college basketball player (1975–1975) Colgate |
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| margaret h dennin researcher |
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