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Wiki information Laisre:
Saint Mac Laisre mac Luighdeach b. c.560 - d. 12 September 623, was the Bishop of Armagh, Ireland from 610 to 12 September 623.
Laisren of Cloonkerrill may be the St Laisrén or Molaissi of the Soghain, whose pedigree is given as "Laisren mac Colmain mac Luchtai mac Findcha mac Feidlimti mac Sogain mac Fiacha Araide." This would make him a close relative of Kerrill, Molua of...