The 1889 FA Cup final was contested by Preston North End and Wolverhampton Wanderers at the Kennington Oval.
Preston won 3–0, with goals by Fred Dewhurst, Jimmy Ross and Sam Thomson.
This completed the "Double" for the victors, Preston having already won the inaugural Football League title without losing a game, a feat which earned them the nickname "The Invincibles".
Round 1: Bootle 0–3 Preston North End Round 2: Grimsby Town 0–2 Preston North End Quarter-final: Preston North End 2–0 Birmingham St George's Semi-final: Preston North End 1–0 West Bromwich Albion Round 1: Wolverhampton Wanderers 4–3 Old Carthusians Round 2: Wolverhampton Wanderers 6–1 Walsall Town Swifts Quarter-final: Wolverhampton Wanderers 5–0 Sheffield Wednesday Semi-final: Wolverhampton Wanderers 1–1 Blackburn Rovers