Diarmuid Martin (born 8 April 1945) is the retired Roman Catholic Archbishop of Dublin and Primate of Ireland. Martin was ordained a priest in 1969 and represented the Holy See at major United Nations International Conferences before becoming the Archbishop of Dublin in 2004. Martin has dealt with Catholic sex abuse cases in his tenure as Archbishop. On 29 December 2020 Pope Francis accepted Martin's resignation as Archbishop of Dublin (because he had reached the mandatory retirement age of 75 in April 2020) and appointed his successor. The former Bishop of Ossory Dermot Farrell was installed as Martin's successor on 2 February 2021. Early life and education Diarmuid Martin was raised and educated in Dublin, at the Oblate school in Inchicore, the De La Salle School situated on the Ballyfermot Road in Ballyfermot, and Marian College, Ballsbridge. He went to University College Dublin, where he studied philosophy, and then went to the Dublin Diocese's seminary at Holy Cross College (Dublin), where he studied theology. He entered Clonliffe seven days before the opening of the Second Vatican Council on 11 October 1962. He was ordained a priest on 25 May 1969 by Archbishop John Charles McQuaid. Martin is also an alumnus of the Pontifical University of St. Thomas Aquinas Angelicum where he pursued further studies. The Archbishop's brother, Seamus Martin, is the retired International Editor of The Irish Times newspaper. Work for the Holy See In 1976, Martin entered the service of the Holy See, working for the Pontifical Council for the Family. He later worked on the Pontifical Council for Justice and Peace, was appointed Under Secretary in 1986 and Secretary in 1994. On 6 January 1999 he was consecrated titular Bishop of Glendalough by Pope John Paul II. On 17 January 2001, he was appointed titular Archbishop of the same see when he was appointed the Holy See's Permanent Observer at the United Nations Office at Geneva and other Specialised Agencies there, including the World Trade Organization. In this capacity, he represented the Holy See at various UN conferences, including the International Conference on Population and Development. He led the delegations of the Holy See to the Ministerial Conference of the World Trade Organization (Doha, 2001), the World Conference against Racism, Racial Discrimination, Xenophobia and Related Intolerance. During the 1990s, Martin represented the Holy See at major United Nations International Conferences, spoke about the Church's teachings on social matters