Corna usually refers to the sign of the horns, a hand gesture.
Corna may also refer to:
- Antonio della Corna ( fl. 15th–16th centuries), artist
- Giovan Giacomo Dalla Corna (c. 1485 – c. 1560), Italian violin maker
- Luisa Corna (born 1965), TV presenter, singer and actress
- Corna (moth), a genus of moths