Colonel John Birch (7 September 1615 – 10 May 1691) was an English politician who sat in the House of Commons at various times between 1646 and 1691. He fought for the Parliamentary cause in the English civil war. Birch played a significant role in the battle of Cropredy Bridge, Oxfordshire on 29 June 1644. On 18 December 1645, Parliamentarians under the command of Birch and Colonel Morgan captured the City of Hereford. Following the Restoration, Birch was elected MP for Penryn in the Cavalier Parliament. He was elected MP for Weobley in the two elections of 1679, in 1681, 1689 and 1690.