Michael Morrison (priest)
Father Michael Morrison was an Irish Jesuit priest. Educated at Sexton St. Christian Brothers, and at the Jesuit Mungret College, Limerick, he trained as a Jesuit Priest in St Stanislaus College, Tullabeg, Co. Offaly from 1925, and was ordained on 31 July 1939.
- William Francis Dennehy
- William Francis Dennehy (1853–1918), was an Irish journalist, writer and editor. He edited the Irish Catholic newspaper since its founding in 1888 until 1917 shortly before he died in 1918. Dennehy, a close associate William Martin Murphy, helped
- Joseph Leonard (priest)
- Joseph Leonard, CM, (1877-1964) was an Irish Vincentian priest
- Patrick G. Kennedy
- Patrick G. Kennedy SJ (1881–1966), was an Irish Jesuit priest, naturalist and ornithologist. He was responsible for creating Ireland's first nature reserve at Bull Island in Dublin in 1931. He served as president of the Dublin Naturalist and Field
- Timothy Leonard (priest)
- Fr. Timothy Leonard was an Irish priest from Ballysimon, Co. Limerick. He went as part of the first group of priests from the Maynooth Mission to China in 1920 and he was killed by Communist bandits in July 1929. He was the first Columban Father to be
- John McCarthy (Australian bishop)
- John McCarthy DD (1858-1950) was an Irish-born Roman Catholic priest who served as Bishop of Sandhurst in Victoria, Australia, from 1917 until his death in 1950. John McCarthy was born in Fermoyle, Co. Clare, educated at Ballyvaughan and St Flannan's
- Thomas F. Quinlan
- Rev. Thomas F. Quinlan S.S.C., D.D. was an Irish born priest, who served as Bishop of the Roman Catholic Diocese of Chunchon in Korea from 1945 until 1966
- Christopher Boylan
- Christopher H. Boylan was an Irish Priest who served as Rector of the Pontifical Irish College, Rome. A priest in the Diocese of Meath, Dr. Boylan was professor of Hebrew from 1816 and was a Professor of English Elocution from 1818, and jointly professor
- Michael T. Casey
- Michael Casey OP, FICI, (1902–1997) was an Irish Dominican priest and Chemist. Casey was born in Waterford in 1902. He studied science in University College Dublin, before joining civil service as Assistant State Chemist. Aged 26 he joined the
- Philip Crampton Smyly (surgeon)
- Sir Philip Crampton Smyly BA MB FRCSI (1838–1904), was Surgeon-in-Ordinary to Queen Victoria in Ireland until her death, and honorary surgeon to King Edward. He was president of the Laryngological Association of Great Britain in 1889, of the Irish
- Margaret Leshikar-Denton
- Margaret E. "Peggy" Leshikar-Denton is an archaeologist specialising in underwater archaeology, and director of the Cayman Islands National Museum