Catholic Encyclopedia: Saint Diarmaidhttp://www.newadvent.org/cathen/04775a.htm
Brief biographies of two Irish saints of this name. The first mentioned was Archbishop of Armagh, and died in 851 or 852. The second, St. Diarmaid the Just, was a monastic founder and distinguished writer of the mid-sixth century.
Submitted in section: Religion & Spirituality: Christianity: People: Saints: D: Catholic Encyclopedia: Saint Diarmaid