John Swinfen (19 March 1613 – 12 April 1694) was an English politician  who sat in the House of Commons variously between 1645 and 1691. He supported the Parliamentary cause in a civil capacity in the English Civil War.
Swinfen was probably the son of Richard Swinfen, of Swinfen, Staffordshire. He was educated at Pembroke College, Cambridge and graduated BA in 1632. In 1645, Swinfen was elected Member of Parliament for Stafford in the Long Parliament. He was excluded in Pride's Purge in 1648. He was one of the Parliamentary Commissioners for Staffordshire.
In 1659, Swinfen was elected MP for Tamworth in the Third Protectorate Parliament. He was elected MP for Stafford in 1660 in the Convention Parliament. In 1661 he was elected MP for Tamworth for the Cavalier Parliament and sat until 1679. He was re-elected MP for Tamworth in 1681 and sat until 1685. In 1690, he was elected MP for Bere Alston and sat until 1691.
Swinfen married Ann Brandreth, daughter of John Brandreth and Jane Weston.
- The History of Parliament Trust, SWINFEN (SWYNFEN), John (1613-94), of Swinfen, Weeford, Staffs retrieved December 2017
- "Swinfen, John (SWNN612J)". A Cambridge Alumni Database. University of Cambridge.
- History of Parliament Online - Swinfen, John
- Handbook for travellers in Derbyshire, Nottinghamshire, Leicestershire, and Staffordshire
|Parliament of England|
|Member of Parliament for Stafford
With: Edward Leigh
Not represented in the Rump Parliament
|Member of Parliament for Tamworth
With: Captain Thomas