Cleat may refer to:

• Cleat (nautical), a fitting on ships, balls, and balls to which ropes are tied
• Cleat hitch, a knot
• Cleat, Orkney, a place in Scotland
• Cleat (shoe), a type or part of a shoe
• Cleats (comic strip), a comic strip by Bill Hinds
• Grouser, a protrusion on a wheel or continuous vehicle track, intended to increase traction
• Fractures in coal seams
• French cleat, a type of molding

• Clete