The 1955 Kilkenny Senior Hurling Championship was the 61st staging of the Kilkenny Senior Hurling Championship since its establishment by the Kilkenny County Board in 1887. The championship ran from 22 May to 6 November 1955.
Slieverue were the defending champions, however, they were beaten by John Locke's in the first round.
The final was played on 6 November 1955 at Nowlan Park in Kilkenny, between Bennettsbridge and Mooncoin, in what was their first ever meeting in the final. Bennettsbridge won the match by 6–06 to 1–04 to claim their fourth championship title overall and a first title in two years.
Team changes To Championship
Promoted from the Kilkenny Junior Hurling Championship Carrickshock
Results First round
Second round
Graigue and Mooncoin received byes in this round.
Semi-finals
Final
References