The Irish surname of Maolalaidh (anglicized variously as Mullally, Mullaly, Mulally, Lalley and Lally) is listed in the Book of Hy Many as one of the leading septs/clans of Moenmoy with a single ancestor given as the progenitor. Today there are many branches, encompassing a number of lineages... some born into the sept, others who come from an ancestor who chose to marry into this kin group, and others who took the name for reasons that are their own. We encourage anyone carrying a variation of this surname to join the group.