John Frost may refer to:
- John Frost (Chartist) (1784–1877), Welsh Chartist
- John Frost (aviator), member of Early Birds of Aviation
- John Frost (British Army officer) (1912–1993), British army officer, served in Operation Market Garden
- John Carver Meadows Frost (1915–1979), British aircraft designer for the Avro Aircraft Company amongst others
- John Frost (footballer) (born 1980), Irish footballer
- John Frost (SAAF officer) (1918–1942), highest scoring air ace with a South African Air Force unit
- John Frost (cricketer) (1847–1916), English cricketer
- John Frost (tennis), American tennis player of the 1950s and 60s
- John K. Frost (1922–1990), cytopathologist at Johns Hopkins Hospital
- John Frost (politician) (1818–1918), Anglo-South African cabinet minister and landowner
Famous quotes containing the words john and/or frost:
“Think of what our Nation stands for,
Books from Boots’ and country lanes,
Free speech, free passes, class distinction,
Democracy and proper drains.”
—Sir John Betjeman (1906–1984)
“Len says one steady pull more ought to do it.
He says the best way out is always through.”
—Robert Frost (1874–1963)