Alternate names/spellings: Colum Cille
Dates: 521 - 597 ()
St. Columba (not to be confused with his compatriot and contemporary, "St. Columban":http://medievalsourcesbibliography.org/authors/253), was an Irish monk and missionary who spread Christianity among the Picts of northern Scotland. He also the abbot of Iona.
- "Catholic Encyclopedia":http://www.newadvent.org/cathen/04136a.htm
- "BBC History":http://www.bbc.co.uk/history/scottishhistory/earlychurch/features_earlychurch_iona.shtml