John Leck Kay was a Scottish footballer of the 1870s and 1880s who played mainly as a left winger.

Kay's first senior club was Third Lanark where he won a Scottish Cup runners-up medal in 1878.

[2] He returned to Third Lanark in 1883 and later had a short spell at Pollokshields Athletic before emigrating to the United States in 1887.

He was capped 6 times by the Scotland national team between 1880 and 1884, scoring 5 goals.

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