Denia \d(e)-nia\ as a girl's name is a variant of Dena (Old English), and the meaning of Denia is "valley".

The baby name Denia sounds like Dania, Denna, Deni and Donia. Other similar baby names are Delia, Denita, Decia, Demia, Denica, Denisa, Genia, Fenia, Henia, Kenia, Venia, Xenia and Zenia.