Surely there are ( at least ) a few Canadian McDevitts ? My GGGrands had 12 children for heaven sake. As of 1871, Ontario, We find my GGGrandfather, Thomas McDevitt b.Ire ,abt. 1819 w ife,Jane b. Ire abt 1823 Children---Rebecca Ann, m. McGlinn Archibald b.1848,CANADA --Mary--John --Thomas--Agnes--Jane --Elizabeth--William--James--Margary--And Emma. I have some little info re; Canada need more, paricularly when/where Wife Jane died.