For background on how the map was made (and its flaws), see the relevant blog entry.
|Barden||Quite numerous: South East etc. Ir. Ó Bárdáin (little bard). A bardic family associated with Longford and Westmeath and later Wexford. Sometimes changed to Barnes. SI.|
|Bardon||Quite numerous: Midlands, Down. Ir. Ó Bárdáin. See Barden.|
DEDs where Barden and a second surname are found together