2006 Inter-Provincial Hurling Championship

The 2006 Interprovincial Hurling Championship, known as the 2006 M Donnelly Hurling Interprovincial Championship due to the tournament's sponsorship by businessman Martin Donnelly, was the 79th 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.