John Keys may refer to:
- John Caius (1510-1573), English physician and second founder of the present Gonville and Caius College, Cambridge
- John Keys (organist), British organist
Famous quotes containing the words john and/or keys:
“Whither goest thou?”
—Bible: New Testament Peter, in John, 13:36.
The words, which are repeated in John 16:5, are best known in the Latin form in which they appear in the Vulgate: Quo vadis? Jesus replies, “Whither I go, thou canst not follow me now; but thou shalt follow me afterwards.”
“Thou hast the keys of Paradise, oh just, subtle, and mighty opium!”
—Thomas De Quincey (1785–1859)