The Scottish FA Cup was played for the 51st time in 1928/29 . The most important football cup competition in Scottish club football was directed and hosted by the Scottish Football Association. He started on 12 January 1929 and ended with the final on April 6, 1929 at Hampden Park of Glasgow . The Glasgow Rangers , who had won against Celtic in the final last year at the Old Firm , started the competition as defending champions . In this year's Scottish Cup final, FC Kilmarnock and Rangers faced each other. For the Killies it was the 3rd final in the Scottish Cup after 1898 and 1920 . The Rangers reached the final for the 13th time since 1877 . The Killies won the final 2-0 with one goal each from John Aitken and Jimmy Williamson . The Scottish Championship in the same year won the Rangers for the 17th time in their club history. Kilmarnock was ninth in the table.