John Napier (disambiguation)
John Napier is the name of the following people:
- John Napier (1550–1617), Scottish mathematician and naturalist
- John Napier (actor) (1926–2008), American actor
- John Napier (soccer player) (born 1946), Northern Irish soccer player
- John Napier (bobsleigh driver) (* 1986), American bobsleigh driver
- John Light Napier (* 1947), American politician
- John Russell Napier (1917–1987), British zoologist, paleoanthropologist and doctor