Teena may refer to:

People

• Brandon Teena (1972–1993), American murder victim
• Teena Marie (1956–2010), American singer, songwriter, and producer
• Teena Rochfort-Smith (1861–1883), British Shakespeare scholar and philologist

Fictional characters

• Teena (comic strip), a cartoon panel series and comic strip created by Hilda Terry
• Teena Mulder, from The X-Files television series
• Teena the Fat Lady, a Marvel Comics character