Knocktopher (historically Knocktofer and Knocktover; from Irish: Cnoc an Tóchair) is a village in County Kilkenny, Ireland. It is situated on the M9 between the villages of Stoneyford to the north, and Ballyhale to the south.
It has two pubs, two shops, a petrol station, a three star hotel, a restaurant and a glass gallery.
Knocktopher was home to a monastery, built in 1356 by James Butler, 2nd Earl of Ormond for the Carmelite friars. Following the implementation in Ireland of the dissolution of the monasteries in 1542, it was acquired by the Kingsland branch of the Barnewall family, later Viscount Barnewall. Its only remains are part of a residence built upon the site.
It has a soccer club - Southend United. Its hurling club is Ballyhale Shamrocks