John Leach (17 October 1846 – 1 February 1893) was an English cricketer.
Leach was a right-handed batsman.
He was born at Rochdale, Lancashire.
Leach made his first-class debut for Lancashire against Middlesex in 1866 at Old Trafford.
He made two further first-class appearances in 1866, against Middlesex in the return fixture at the Cattle Market Ground, Islington, and Surrey at The Oval.
He made his next first-class appearance ten years later against Kent at Castleton Cricket Club Ground, Rochdale.
He made a final first-class appearance the following season against the Marylebone Cricket Club at Lord's.
In his five first-class matches, he scored a total of 103 runs at an average of 11.44, with a high score of 34.His died at the town of his birth on 1 February 1893.
His brothers, William, Harold, Robert and Roger, all played first-class cricket.