Patrick Duigenan, KC, FTCD (1735–11 April 1816), Irish lawyer and politician, was the son of a Leitrim Catholic farmer surnamed Ó Duibhgeannáin. Through the tuition of the local Protestant clergyman, who was interested in the boy, he got a scholarship in 1756 at Trinity College, Dublin, and subsequently became a fellow. At some point he joined the Anglican faith. He studied law at the Middle Temple, was called to the Irish bar in 1767 and obtained a rich practice, mainly in the area of law relating to tithes. At that time tithes were levied from the majority Roman Catholic population for the benefit of the minority Church of Ireland, and were consequently unpopular. In spite of his Anglican convictions, he provided his Catholic wife with a chapel at their home and arranged for a priest t