Parishes where O'Keane and a second surname are found together
|Kean||fairly rare: Down & scattered. See Keane.|
|Keane||Very numerous: all areas, especially Munster. Ir. Ó Catháin, Ó Céin. The former is general in Munster; the latter relates to Waterford. Evidently distinct from the Ulster group, although Woulfe refers to a branch of the Derry sept in Clare. SI & SGG.|
|Keen||rare: Down. Possibly English, also a variant of Keane, q.v. DOS.|
|O'Keane||rare: scattered. Ir. Ó Catháin. Also as Ó Céin (a different name) in Waterford. See also Keane and Kane.|
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