Lawrence (Larry) Duffy (born 27 November 1951, Magheracloone, County Monaghan) is the Roman Catholic Bishop of Clogher since 8 December 2018.
Duffy was born in 1951 in Magheracloone, County Monaghan to Thomas and Elizabeth Duffy. He played Gaelic football for his local club Magheracloone Mitchells.
He studied for the priesthood in St. Patrick's, Carlow College and was ordained in June 1976 in St. Macartan’s Cathedral, Monaghan by Bishop Patrick Mulligan. Fr. Duffy served in a number of parishes in the Diocese of Clogher, such as Enniskillen, Castleblayney, Monaghan & Rackwallace, Ederney, and Clones. He also spent four years on mission in the Diocese of Kitui, Kenya.
Monsignor Duffy served as Parish Priest in Carrickmacross, and Vicar General for the Diocese since 2013.His episcopal ordination as bishop took place in Saint Macartan’s Cathedral, Monaghan, on 10 February 2019.
He chairs the Council for Ecumenism of the Irish Catholic Bishops' Conference.