Heydon may refer to:
Places Heydon, Cambridgeshire Heydon, Norfolk Hedon (UK Parliament constituency), East Riding of Yorkshire, sometimes spelt Heydon
Other uses Heydon (surname) Heydon Prowse (born 1981), British comedian
See also Heydon Hall, Norfolk Heydon's Case (1584), a landmark case Haden (disambiguation) Haydon (disambiguation) Heyden (disambiguation)