1947 Mestaruussarja

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| competition = Mestaruussarja

| season = 1947

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| prevseason = 1946

| nextseason = 1948

}}

The 1947 season was the 17th completed season of Finnish Football League Championship, which culminated in a play-off group comprising the winners and runners-up of the Palloliiton league and the Työväen Urheiluliiton league. The two top teams finished on equal points and met again in a play-off to determine the winners of the championship.