Cleve or Cleves may refer to:

• The historical Duchy of Cleves
• Kleve, a town in Germany known historically in English as Cleves
• Cleve, South Australia, a town, Australia
• Cleve, a colonial plantation in King George County, Virginia, United States
• "The Cleve", a nickname for Cleveland, Ohio, United States
• Cleves, Iowa, an unincorporated community, United States
• Cleves, Ohio, a village, United States
• United Duchies of Jülich-Cleves-Berg, a State of the Holy Roman Empire

• Cleve (given name)
• Cleve (surname)
• Schoolboy Cleve (1925–2008), American harmonica player

• Cleve RFC, an English amateur rugby union club

• Anne of Cleves
• Kleve (disambiguation)
• Cleave (disambiguation)