Nicholas "Nickey" Brennan is an Irish former hurler, manager and Gaelic games administrator. He played as a right wing-back at senior level for the Kilkenny county team. More recently, he served as the 35th president of the Gaelic Athletic Association.

The Kilkenny county hurling team represents Kilkenny in hurling and is governed by Kilkenny GAA, the county board of the Gaelic Athletic Association. The team competes in the three major annual inter-county competitions; the All-Ireland Senior Hurling Championship, the Leinster Senior Hurling Championship, and the National Hurling League. Historically, Kilkenny is the most successful team at senior level.