Eldridge Cleaver, American civil rights leader

Kathleen Neal Cleaver, wife of Eldridge Cleaver

Emanuel Cleaver, Reverend, former mayor of Kansas City, MO, and current member of the U.S. House of Representatives

Cleaver Bunton, Australian politician

Sue Cleaver, British actress

Gerald B. Cleaver, physicist

Robert Cleaver, American WWII airman

Gerald Cleaver, jazz drummer

Harry Cleaver, Marxist theorist

Solomon Cleaver, Canadian writer

Ward Cleaver (DJ)

Naomi Cleaver, British interior designer and TV presenter

Cleaver (knife) is a large form of knife.

Cleaver (geology), in descriptive geology, is a ridge of rock that separates a unified flow of glacial ice from its uphill side into two glaciers flanking, and flowing parallel to, the ridge.

Cleaver (plant) is a burr-bearing plant (Galium aparine)

Cleaver (tool) is a type of prehistoric stone tool.

June Cleaver, Theodore Cleaver, Wally Cleaver and Ward Cleaver from US television series Leave It to Beaver.

Cleaver (The Sopranos), a fictional film made and produced by fictional characters on the series The Sopranos.

Cleaver (geometry), a special segment in a triangle.