The 1900 Open Championship was the 40th Open Championship, held 6–7 June at the Old Course at St Andrews, Fife, Scotland. J.H. Taylor won the Championship for the 3rd time, by eight strokes from runner-up Harry Vardon.All entries played 36 holes on the first day with all those within 19 strokes of the leader making the cut and playing 36 holes on the final day, with the additional provision that the final day's field had to contain at least 32 professionals.