For background on how the map was made (and its flaws), see the relevant blog entry.
|Bailey||numerous: Leinster, Munster and especially Ulster, where the Scottish Baillie is prevalent. Ir. Báille. English, in Ireland since mediaeval times. Originally a royal official, in Scotland it is a local councillor.|
|Báille||Bailey, Baillie: an-líonmhar in Ulaidh: de bhunadh Albanach, ach i Laighin & Mumhain ba Angla-Normannaigh iad: le Bailiff, an duine i bhfeighil gheata an chaisleáin.|
|Bayley||fairly rare: Carlow etc. English, synonym of Bailey.|
|De Báille||Very rare: Dublin. Irish Language: See Bailey|
DEDs where Bailie and a second surname are found together