Nâdiya (born Nadia Zighem on June 19, 1973) is a French R&B singer.
Nadiya is a female given name meaning "hope" in Ukrainian. It may refer to:
- Nadia Zighem (born 1973), best known mononymously as Nâdiya, French R&B singer
- Nadiya Beshevli (born 1982), Ukrainian retired swimmer
- Nadiya Didenko (born 1986), Ukrainian freestyle skier
- Nadiya Dusanova (born 1987), Uzbekistani high jumper
- Nadiya Hussain (born 1984), winner of The Great British Bake Off (series 6)
- Nadiya Kichenok (born 1992), Ukrainian tennis player
- Nadiya Meiher (born 1982), Ukrainian singer
- Nadiya Myronyuk (born 1984), Ukrainian weightlifter
- Nadiya Savchenko (born 1981), Ukrainian officer and pilot
- Nadiya Stavko (born 1958), Ukrainian retired swimmer
- Nadiya Svitlychna (1939–2008), Ukrainian dissident, human rights activist, writer and editor
- Nadiya Volynska (born 1984), Ukrainian orienteering competitor and bronze medalist at the 2013 World Games
Nâdiya is the third studio album from French R&B singer Nâdiya. The album was released on June 5, 2006 in France. Also, a DVD with a runtime of 26 minutes was released with it containing interviews and a " The Making of The Album" documentary.