Film star George Clooney’s great-great-grandfather was baptised Nicholas Clooney in Windgap church, Kilkenny, on July 23, 1829.
In 1922, the Butler family - namely Lord and Lady Ossory - were residents of the castle. The Irish Civil war, raged around them. Lord Ossory memorably wrote that he was woken at the "unreasonable hour of 5.30am" by his butler, who brought the news that Republican forces had seized and occupied his castle.
Irish legend describes Dunmore Cave, seven miles north of Kilkenny, as one of Ireland’s darkest places and the site where the monster Luchtigen 'The Lord of the Mice' was killed.The architect who built the White House in Washington, D.C., James Hoban, was raised on the Earl of Desart’s estate in Cuffesgrange, near Callan in Co. Kilkenny.
The Butler family handed Kilkenny Castle over to the people of Kilkenny in 1967 – for £50!
The elevation of Kilkenny is 60 metres (200 ft) above sea level. The area of Kilkenny borough is 3.74 square kilometres (1.44 sq mi). Kilkenny is the smallest city in Ireland and although all cities in Ireland are by the coast or along a river Kilkenny is the only city that is not tidal.