|Kelleher||(1) v numerous: all areas except Ulster. They were a sept of the Dál gCais (Clare) who moved to Cork and Kerry in 13 cent and are now concentrated there. IF. (2) rare: Fermanagh. Belfast-Derry Ir. Ó Céileachair (companion-dear). Evidently a different group from the Kellehers of the South West.|
|Keller||Quite numerous: Dublin and scattered. Probably an abbreviation of Kelleher, although it could be Scottish or German.|
|Kelliher||numerous: Kerry-Limerick. Another variant of Kelleher, q.v.|
|Ó Céileachair||rare: Cork etc. Ir. Lang. See Kelliher.|
|Ó Céileachair||Kelliher: an-líonmhar sa Mhumhain, i gCorcaigh ach go h-áirithe. Dream de chuid Dál gCais, de shliocht Donnchuan, deartháir Bhriain Bóroimhe, a b'ea iad. Brí: cara dil. IF & SGG.|
Parishes where Callagher and a second surname are found together
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