Surname Deneys (Deneys 
, 德尼斯 
) , across the world, is a rare cognomen. The surname Deneys is characteristic of Belgium, where it is quite a rare surname, Switzerland, where it is a rare surname, and South Africa. In absolute terms, it is commonest in Belgium, South Africa, and the United States. Very seldom, Deneys is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Deneys | South Africa, France, United States, Belgium, Switzerland |
| 德尼斯 | China |
| cornelia magdalena deneys 7 Mar 1813 - 5 Sep 1893 Kaapstad (b. 1813) |
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| johann andreas deneys DE (b. 1812) |
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heidi deneys Swiss politician and teacher (1937-2014), CH (b. 1937) |
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| anne deneys (b. 1957) |
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| deneys molteno williamson Peerage person ID=585594 |
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| francis leopold faure deneys (died 1959) |
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| andy deneys BE |
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| marleen deneys |
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| elizabeth deneys |
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| gerhardus cornelius deneys |
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