The 1900 Tie Cup Final was the final match to decide the winner of the Tie Cup, the 1st. edition of the international competition organised by the Argentine and Uruguayan Associations together. The final was contested by two Argentine sides, Belgrano A.C. and Rosario A.C., from Buenos Aires and Rosario respectively. The match was held in the Flores Old Ground in Caballito, Buenos Aires, on 25 August 1900. Belgrano won 2–0 with goals by F. Wiberley and Winston Coe, achieving its first Tie Cup trophy.