John Oldham may refer to:
- John Oldham (colonist) (1592–1636), early Puritan settler in Massachusetts
- John Oldham (poet) (1653–1684), English poet
- John Oldham (engineer) (1779–1840), Irish engineer
- John Oldham (architect) (1907–1999), Australian landscape architect
- John Oldham (baseball) (born 1932), American former Major League Baseball player
- Red Oldham (John Cyrus Oldham, 1893–1961), left-handed baseball pitcher
- John Oldham (basketball) (born 1923), American basketball coach and player
Famous quotes containing the word john:
“This is what the Church is said to want, not party men, but sensible, temperate, sober, well-judging persons, to guide it through the channel of no-meaning, between the Scylla and Charybdis of Aye and No.”
—Cardinal John Henry Newman (1801–1890)