Michael O'Connor, S.J., was an Irish-born prelate of the Roman Catholic Church in the United States and a member of the Society of Jesus. He served as the Bishop of Pittsburgh and briefly as the Bishop of Erie (1853).
Carlow College,St Patrick's is a liberal arts college located in Carlow, Ireland. The college is the second oldest third level institution in Ireland have been founded in 1782 by James Keefe, then Roman Catholic Bishop of Kildare and Leighlin, and his co-adjutor bishop Daniel Delany,
Paul Cullen was Roman Catholic Archbishop of Dublin and previously of Armagh, and the first Irish cardinal. His Ultramontanism spearheaded the Romanisation of the Catholic Church in Ireland and ushered in the devotional revolution experienced in Ireland through the second half of the 19th century and much of the 20th century. A trained biblical theologian and scholar of ancient languages, Cullen crafted the formula for papal infallibility at the First Vatican Council.
Patrick Francis Moran was the third Roman Catholic Archbishop of Sydney and the first cardinal appointed from Australia.
Micheál Ledwith is a former Catholic priest of the Diocese of Ferns in County Wexford from 1967 to 2005.
Roger William Bede Vaughan was an English Benedictine monk of Downside Abbey and the second Roman Catholic Archbishop of Sydney, Australia from 1877 to 1883.
Rev. Dr Laurence F. Renehan (1797–1857) was an Irish Roman Catholic priest and President of St Patrick's College, Maynooth in County Kildare from 1845 to 1857.
Dermot Pius Farrell KC*HS is the Bishop of Ossory in Ireland.
Patrick Leahy (1806–1875) was the Archbishop of the Roman Catholic Archdiocese of Cashel and Emly.
Michael Slattery (1783–1857) was a Roman Catholic clergyman who served as the Archbishop of Cashel & Emly from 1833 to 1857.
The Pontifical Irish College was a Roman Catholic seminary for the training and education of priests, in Rome. The College is located in Via dei Santi Quattro, #1 and serves as a residence for clerical students from all over the world. Designated a Pontifical college in 1948, it is the last Irish college in continental Europe.
The Irish College in Paris was for three centuries a major Roman Catholic educational establishment for Irish students. It was founded in the late 16th century, and closed down by the French government in the early 20th century. From 1945 to 1997, the Polish seminary in Paris was housed in the building. It is now an Irish cultural centre, the Centre Culturel Irlandais.
Holy Cross College, located in Clonliffe Road, Drumcondra was founded in 1854 as the Catholic diocesan seminary for Dublin by Cardinal Paul Cullen (1803–78)
Father Andrew Fitzgerald O.P was a Dominican friar and professor of theology from Kilkenny, Ireland. He attended Kilkenny College, and University of Louvain. He was a professor at St. Patrick's College, Carlow. Fitzgerald taught classics, philosophy, theology and sacred scripture. He was chair of divinity, and president. at St. Patrick's. In 1811 he set up a school for girls in Carlow town.
Tobias Kirby was an Irish Roman Catholic priest and Bishop.
Rt. Rev. Monsignor Henry Francis Neville was an Irish Roman Catholic priest and educator who served as Rector of the Catholic University of Ireland and Dean of Cork.
Matthew Cullen (1864-1936) was an Irish Catholic priest and Bishop of Kildare and Leighlin.
Rev John F. Hogan DD (1858-1918) was an Irish priest and educator, who served as President of St. Patrick's College, Maynooth from 1912 until 1918.
Right Rev. John Leonard, D.D., was an Irish born priest who served in Ireland and South Africa. Born in Dublin on 15 January 1829, he matriculated in St. Patrick's College, Maynooth in 1849. He was ordained a priest in 1855 by Archbishop of Dublin Paul Cullen. Dr. Leonard was curate at Blanchardstown, Co. Dublin, when appointed to succeed Dr. Grimley in Roman Catholic Archdiocese of Cape Town, as Vicar Apostolic of the Cape of Good Home and Titular Bishop of Corada, serving from 1872 until he died on 19 February 1908, he was succeeded by Dr. John Rooney as Bishop.
Monsignor Ciaran O'Carroll is an Irish Catholic priest who serves as Episcopal Vicar for Priests of the Archdiocese of Dublin and was formerly Rector of the Pontifical Irish College in Rome.
