Last name Demény (Demény 
) , around the world, is a rare family name. The surname Demény is habitual in Hungary, where it is quite a rare surname, Romania, where it is a rare surname, and Denmark. Very seldom, Demény is the forename as well as the last name.
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| Demény | Hungary, France, Romania, Denmark |
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demény károly Hungarian politician, HU (b. 1859) |
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| demény dezső Hungarian Catholic priest, chorister, composer, HU (b. 1871) |
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| demény ottó Hungarian painter, graphic designer and activist (1896-1919), HU (b. 1896) |
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| demény pál Hungarian politician (1901-1991), HU (b. 1901) |
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attila demény composer, theater director (1955-2021), RO (b. 1955) |
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| demény jános Hungarian musicologist and librarian, HU (b. 1915) |
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| dezső demény RO (b. 1915) |
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| ludovic demény politician (1926-2010), RO (b. 1926) |
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| piroska demény RO (b. 1917) |
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| demény ottó Hungarian poet, HU (b. 1928) |
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péter demény RO (b. 1972) |
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| demény lászló fencer, HU (b. 1953) |
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| istván pál demény RO (b. 1949) |
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| demény attila Hungarian geochemist, HU (b. 1962) |
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| piroska demény Romanian academic, RO (b. 1963) |
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Ann, János, Tamás, Tünde, Eszter, Enikő, Virág, Viktor, Ferenc, Marcell, Márton, Mónika, Sándor, Szabina, Balázs, Benedek, Dominik, Gergely, József, István, Olivier, Zoltán, Győző, Zsófia, Gábor, Kirsti, Anna, Marie, Márk, Szidi, Anita, Csaba, Kinga, Diana, Gyula, Lilla, Judit, Tibor, Edina, Emese, Zsolt, Martin, Mária, Máté, Andrea, Attila, Cintia, Péter, and Brigitta