For background on how the map was made (and its flaws), see the relevant blog entry.
|Ratigan||Quite numerous: Galway-Mayo etc. Ir. Ó Reachtagáin, reacht, a decree. Originally (10 cent), a "Mac" name; they were located in Roscommon. MIF.|
|Rhatigan||Quite numerous: Galway-Mayo-Sligo, Midlands etc. Ir. Ó Reachtagáin, reacht, decree. An ecclesiastical family of Roscommon. See also Rattigan. MIF.|
DEDs where Ratigan and a second surname are found together