John Kirby is the Bishop of the Diocese of Clonfert.
He was born in Baylough, Athlone, County Roscommon, Ireland.
He was educated at Garbally College,where he later taught.
He went to Saint Patrick"s College, Maynooth to study for the priesthood. He was ordained a priest on 23 June 1963 for his home diocese. He coached the rugby team where he was the first to notice the skills of Ciaran Fitzgerald who would go on to captain the national team
Doctor Kirby was later appointed to the Presidency of the College.
On 18 February 1988 he was appointed Bishop. He was ordained a bishop on 9 April, of the same year at the age of 49.
The Principal Consecrator was Archbishop Gaetano Alibrandi, the Apostolic Nuncio to Ireland. His Principal Company-Consecrators were two of his predecessors Archbishop Joseph Cassidy, and Bishop William Philbin.
The role of Bishop of Clonfert "ex-officio" includes the roles of Parish Priest of Ballinasloe and senior governor of the Garbally College.