For background on how the map was made (and its flaws), see the relevant blog entry.
Laffan | fairly numerous: South East, N Munster etc. Ir. Lafán. Anglo-Normans in 14 cent. Derivation: French: l'enfant (child) or La Font (place-name). SI, SGG and Dauzat. |
Laffin | fairly rare: Derry-Tyrone etc. Variant of Loughlin, q.v. |
DEDs where Laffan and a second surname are found together
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