For background on how the map was made (and its flaws), see the relevant blog entry.
|Hallinan||fairly numerous: Munster, Connacht etc. Ir. Ó h-Ailgheanáin, áilghean, gentle, possibly. Generally regarded as a Munster name, its occurrence in Galway-Mayo and even Donegal, suggests a separate origin there. In Cork, tradition has it that 'Ó hAlanáin' became 'Allen'. MIF & SGG.|
|Halnon||rare: Wexford etc. Probably Hallinan, q.v.|
|Ó h-Ailgheanáin||Hallinan: cuíosach líonmhar: Cúige Mumhan & Connachta. Brí, b'fhéidir, sliocht uasal. Duine díobh ina easpag ar Chorcaigh sa 12 céad. SI & SGG.|
DEDs where Hallanan and a second surname are found together