The 2009 Interprovincial Hurling Championship, known as the 2009 M Donnelly Hurling Interprovincial Championship due to the tournament's sponsorship by businessman Martin Donnelly, was the 82nd series of the Interprovincial Championship. The annual hurling championship between the four historic provinces of Ireland was contested by Connacht, Leinster, Munster and Ulster. The championship was won by Leinster.
The teams involved are: