 He married and had children and it is from his Gaelic name "Gille Finnan" that the clan's name of MacLennan was adopted.The heraldry of the MacLennans and the Logans is similar and alludes to the historic link between the two clans.Crotair MacGilligorm was educated by the monks at Beauly Priory and later founded churches at Kilmor, Sleat and Kilchrinin, Glenelg.