December 7, 521, Garten, County Donegal, Ireland.
June 9, 597, Iona, Scotland.
A member of Clan O’Neill, Columba descended from Irish royalty. He studied at the monastic school of Moville under Finian, then at Leinster under Gemman.
Upon entering the monastery at Clonard, he became a priest. In 563, he went to Scotland, where he became the Abbot of Iona and converted the northern Picts to Christianity.
He was also reported to be one of the first to see the so called Loch Ness Monster.