Family name Déniz (Дэниз 
, Déniz 
) , across the world, is a rare cognomen. The last name Déniz is habitual in Spain, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Turkey, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Spain, Turkey, and France. Likewise, Déniz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Дэниз | Russia, Kyrgyzstan |
| Déniz | France, Argentina, Spain, United States, Turkey |
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pedro déniz Spanish interdisciplinary artist, ES (b. 1964) |
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josé carlos déniz Spanish rally co-driver, ES (b. 1970) |
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cristóbal déniz hernández ES (b. 1969) |
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| josé juan gutiérrez déniz Spanish association football player, ES (b. 1941) |
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| iván déniz Spanish basketball coach, ES (b. 1973) |
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Mar, Kevin, Paula, Pablo, Pedro, Raúl, David, Diego, Doqan, Dusan, Gilda, Laura, Lidia, José, Jonay, Jorge, Julia, Julio, Trino, Nayra, Noemi, Elias, Kadir, Elena, Borja, Marta, Mª, Ana, Teo, Nay, Eva, Susi, Aday, Paco, Pepe, Rita, Lara, Loli, Luis, Lute, Jose, Juan, Elba, Eric, Fran, Inma, Maria, Sonia, and Erika