Look up onika in Wiktionary, the free dictionary.
Onika may refer to:
- Onika Maraj (born 1982), rapper and singer known professionally as Nicki Minaj
- Onika Wallerson (born 1985), American cricketer
- Joseph Onika (born 1967), Solomon Island politician
- Abbas Ali Atwi (born 1984), Lebanese footballer also known as Onika