John Beagley (22 July 1800 – 12 July 1885) was an English professional cricketer who played first-class cricket from 1823 to 1826. He was mainly associated with Hampshire and made 6 known appearances in first-class matches. His debut game was Hampshire XI versus England at Bramshill, on 14-18 August 1823; his final game was Hampshire and Surrey versus Sussex at Bramshill on 7-8 August 1826. Beagley was born at Farringdon, Hampshire and died at Farnham, Surrey.