The 2009–10 All-Ireland Junior Club Football Championship was the ninth staging of the All-Ireland Junior Club Football Championship since its establishment by the Gaelic Athletic Association.

The All-Ireland final was played on 14 February 2010 at Croke Park in Dublin, between Castlegregory and Kiltimagh.

Castlegregory won the match by 1-14 to 0-15 to claim their first ever championship title.

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