Missy may refer to:
Places:
- Missy, Calvados, a commune in the Calvados département, France
- Missy-aux-Bois, a town and commune in the Aisne département, France
- Missy-lès-Pierrepont, a village and commune in the Aisne département
- Missy-sur-Aisne, a village and commune in the Aisne département
- Missy, Switzerland, a municipality in the canton of Vaud, Switzerland
People (a short form of Melissa):
- Missy Elliott, American rapper, singer, songwriter and record producer
- Missy Giove, professional American mountain bike rider
- Missy Franklin, American competitive swimmer
- Missy Higgins, Australian singer and songwriter
- Missy Malone, British burlesque performer
- Missy Monroe, American erotic actress
- Missy Peregrym, Canadian actress
- Missy (porn star), American erotic actress
- Missi Pyle, American actress
Television:
- Missy, a female criminal, along with Pinky, that made a one time appearance in the Ben 10 episode A Change of Face.
Other uses:
- Missy (short for Misses), an intermediate size range of women's clothing