Cornu is a Latin word for horn.

For the ancient musical instrument, see Cornu (horn).

People with the surname Cornu:

• Alfred Cornu, also Marie Alfred Cornu, physicist
• Eric A. Cornu
• Gérard Cornu
• Jean Pierre Cornu
• Paul Cornu

Places named Cornu:

• Cornu, Prahova, Romania
• Cornu Luncii, Suceava, Romania

Cornu is used as a prefix to indicate a relation to Cornwall.

Cornu is the portion of the uterus near the entry of the uterine tubes.