John Duncan (14 February 1896 – 14 March 1966), nicknamed "Tokey",[2] was a Scottish football player and manager, who is most notable for his time at Leicester City.

"[7] He started his senior football career with Lochgelly United in the wartime Eastern League during World War I, scoring a hat-trick against Dunfermline Athletic on his debut.

[4][9] Duncan's influence on the side was described by a column in The Sunday Express at the end of the 1928–29 season: "The best football team have been Leicester City, who have approached nearer to the pre-war standard than any other in individuality and constructive cleverness.

I attribute this largely to the influence of their Scottish captain, John Duncan, who has insisted that the way to success was by expert use of the ball than by helter-skelter methods.

Revie went on to marry his niece Elsie and eventually became one of the biggest names in English football as manager of Leeds United and then the England team.