Cornubia

Cornubia can be:
 * Cornubia, the ancient Latin name for either:
 * Cornouaille, a historic region in Brittany, northwestern France
 * Cornwall, a region in southwestern England
 * Cornubia, a geologists' name for the Cornubian batholith, the granite massif of Devon and Cornwall in England
 * Cornubia, Queensland, a southern suburb of Brisbane, Queensland, Australia
 * Cornubia City, a new development in Durban, South Africa
 * SS Cornubia (ship)
 * Cornubia (mite), a genus of mites