The 1899 FA Cup final was an association football match between Derby County and Sheffield United on Saturday, 15 April 1899 at the Crystal Palace stadium in south London.

The final was watched by a crowd of 73,833 and Sheffield United, after being 0–1 down at half-time, dominated the second half of the match to win 4–1 with goals by Walter Bennett, Billy Beer, Jack Almond and Fred Priest after John Boag had scored a first-half opener for Derby.

Derby County had been runners-up in the previous season's competition while Sheffield United were appearing in the final for the first time.

[6] Derby County entered the competition in the first round proper and played four matches en route to the final.

This match was played on Saturday, 11 February, at the Baseball Ground and ended in a 2–1 win for Derby with a goal apiece by Allen and MacDonald.

[9] The semi-finals were staged at neutral venues on Saturday, 18 March, and Derby were drawn to play First Division Stoke FC at Molineux in Wolverhampton.

[10] Sheffield United entered the competition in the first round proper and played nine matches, including five replays, en route to the final.

The semi-finals were staged at neutral venues on Saturday, 18 March, and Sheffield were drawn against Liverpool at Burnden Park in Bolton.