Cornil (disambiguation)
Cornil is the name of the following places:
- Cornil , commune in the Corrèze department, France
 
Cornil is the family name of the following people:
- Christelle Cornil (* 1977), Belgian actress
 - Jean Cornil (* 1958), Belgian politician
 - Modeste Cornil (1830–1898), Belgian legal scholar
 - Victor André Cornil (1837–1908), French pathologist and histologist