Joe Brennan (born 18 April 1990) is an Irish hurler who currently plays as a substitute centre-forward for the Kilkenny senior team.
Brennan joined the team during the 2012 National League, An All-Ireland medalist in the minor grade, he has won one National League winners' medal as a non-playing member of the senior panel.
At club level 'The Pig' plays with the St Patrick's club.