The 2015 Inter-Provincial Cup was the third edition of the Inter-Provincial Cup, a One Day cricket competition played in Ireland. It was held from 4 May to 30 August 2015. Three teams competed; Leinster Lightning, North West Warriors and Northern Knights, with Leinster Lightning being the defending champions. Leinster Lightning retained their title, after going undefeated in the tournament.
The following teams competed:
Champions