Margaret Cavendish (born 1623), English aristocrat and writer

Henry Cavendish, British physicist, discoverer of hydrogen

Cavendish Hall at the University of Nottingham

Mark Cavendish (born 1985), cyclist from the Isle of Man

Thomas Cavendish (admiral) (1564-1593), English admiral

Cavendish, Vermont, US

Cavendish, Prince Edward Island, Canada

Cavendish Laboratory at the University of Cambridge

Lord Richard Frederick Cavendish (1871-1946) British aristocrat, author, magistrate and politician

Cavendish (crater), a crater on the moon

Charles Cavendish Boyle (1849-1916), British colonial administrator

The House of Cavendish, a British noble family, and its members and descendants

Cavendish banana, the dominant commercial variety of banana

Edward Montagu Cavendish Stanley, Lord Stanley (1894-1938), British politician

Cavendish, Suffolk, England

Cavendish Tobacco, both a type and brand of pipe tobacco

Cavendish Motor Services, a bus company part-owned by Renown Travel, operating several routes in East Sussex, England

Mount Cavendish, Christchurch, New Zealand

Richard Cavendish (occult writer) (born 1930), British writer on topics dealing with the occult

Michael Cavendish (born c. 1565), English composer

Lord Richard Cavendish (1752-1781) Member of the Parliament of Great Britain