John Eliot (18 October 1612 – March 1685) of Port Eliot, St Germans, Cornwall was an English politician who sat in the House of Commons in 1640 and from 1660 to 1685. Eliot was the son of Sir John Eliot of Port Eliot. He was educated at Blundell's School in Tiverton and at Lincoln College, Oxford. He travelled in France in 1631 and 1632 and succeeded to an estate of £1,500 per annum on the death of his father in 1632. In 1660, Eliot was elected MP for St Germans in the Convention Parliament and was re-elected to the Cavalier Parliament in 1661. He sat until 1679.