Cornish
- Cornish (CDP), Maine
- Cornish (surname)
- Cornish Americans
- Cornish Aromatic
- Cornish Art Colony
- Cornish Assembly
- Cornish Australians
- Cornish Canadians
- Cornish College of the Arts
- Cornish Flat, New Hampshire
- Cornish Pirates
- Cornish Rex
- Cornish Township, Aitkin County, Minnesota
- Cornish Township, Sibley County, Minnesota
- Cornish Wrestling
- Cornish chicken
- Cornish chough
- Cornish diaspora
- Cornish game hen
- Cornish language
- Cornish people
- Cornish pilot gig
- Cornish, Colorado
- Cornish, Maine
- Cornish, New Hampshire
- Cornish, Oklahoma
- Cornish, Utah
- Cornwall
- Culture of Cornwall
- Hungarian nobility
- Launceston RUFC
- List of topics related to Cornwall
- Lucas Terrier
- The Cornish Trilogy