This article is about Kilkenny city. For the county of the same name, see County Kilkenny.

Kilkenny (Irish: Cill Chainnigh) is a city located in south-east part of Ireland and the county town of County Kilkenny. It is built on both banks of the River Nore in the province of Leinster. The borough has a population of 8,711, however the majority of the population live outside the borough boundary, the 2011 Census gives the total population of the Borough & Environs as 24,423.