John Diamond may refer to:
- John Diamond (dancer) (1823–1857), Irish-American dancer
- John Diamond (journalist) (1953–2001), British broadcaster and journalist
- John Diamond, Baron Diamond (1907–2004), British Labour politician
- John Diamond, 1980 children's novel by author Leon Garfield
- Jon P. Diamond (born 1957), American entrepreneur
- John Diamond (doctor) (born 1934), American doctor
Famous quotes containing the words john and/or diamond:
“Marvin, what do we do now?”
—Jeremy Larner, U.S. screenwriter. John McKay (Robert Redford)
“Masts in the offing wagged their tops;
The swinging waves pealed on the shore;
The saffron beach, all diamond drops
And beads of surge, prolonged the roar.”
—John Davidson (1857–1909)