Nana (ナナ) is a Japanese given name that may refer to many things in the series:
- Nana, the manga, and anime series.
- Nana, a live-action film based on the manga.
- Nana 2, sequel to the live-action film.
- Nana, first video game based on Nana.
- Nana Komatsu, main character of Nana, and mother of Satsuki and Ren Ichinose
- Nana Osaki, lead singer for the Black Stones, and the second main character.