Boo Boo may refer to:
- Boo-Boo (EP), the debut EP from Boston band Big Dipper
- Boo-Boo Bear, a Hanna-Barbera cartoon character on The Yogi Bear Show
- Booboo Stewart (born Nils Allen Stewart, January 21, 1994), American singer and actor
- Boo Boo Davis, singer
- Boo Boo (dog), the world's smallest dog
- An American slang term for Injury, bruise, or laceration
- Alana "Honey Boo Boo" Thompson, star of the reality television show Here Comes Honey Boo Boo