James Blair was a Scottish international footballer, probably most well known for playing in the 1925 FA Cup Final for Cardiff City.

The 1925 FA Cup final was an association football match contested by Sheffield United and Cardiff City on 25 April 1925 at Wembley Stadium in London, England. The final was the showpiece match of English football's primary cup competition, the Football Association Challenge Cup, organised by the Football Association. Sheffield United won the game with a single goal.