Raina may refer to:

• Raina (singer), stage name of Oh Hye-rin (born 1989), lead singer of the South Korean girl group After School
• Raina A. Mercedes Echerer (born 1963), Austrian actress and politician
• Raina Hein (born c. 1988), American model and runner-up on America's Next Top Model (cycle 14)
• Raina Kabaivanska (born 1934), Bulgarian opera singer
• Rayna Knyaginya (1856–1917), Bulgarian teacher and revolutionary
• Raina Telgemeier (born 1977), American cartoonist

• Ankita Raina (born 1993), Indian tennis player
• M. K. Raina (born 1948), Indian theatre actor and director
• Mohit Raina (fl. 2004-present), Indian actor
• Suresh Raina (born 1986), Indian cricketer
• Samay Raina (born 1997), Indian comedian
• Vineet Raina, Indian actor
• Jasmeet Singh Raina (born 1989), Indian-Canadian comedian known by the stage name Jus Reign

• Raina Petkoff, the heroine in George Bernard Shaw's Arms and the Man
• Raina Thorpe, on the TV show Gossip Girl
• Raina (Marvel Cinematic Universe), from Marvel's Agents of S.H.I.E.L.D.
• Raina, on the TV series Cleopatra 2525

• Raina, Bardhaman, a village with a police station, in Bardhaman district, West Bengal, India
• Raina I, community development block, in West Bengal, India
• Raina II, community development block, in West Bengal, India
• Raina (Vidhan Sabha constituency) in West Bengal India
• Reineh (sometimes transliterated as Raina), an Arab town in Israel

• Ratina (disambiguation)
• Reina (disambiguation)
• Reina (given name)
• Raina (surname)