For background on how the map was made (and its flaws), see the relevant blog entry.
|Grattan||Quite numerous: Down etc. Ir. Mag Reachtain. Woulfe says this is a corruption of Mac Neachtain, which is Scottish. MacGrattan, being also found in Down, would seem to confirm this. However, the Grattans of Dublin (of whom Henry Grattan, the statesman) were a noted family in 17 cent, and bear an English toponymic. SI, IF & DBS.|
|MacGrattan||Quite numerous: Down, Dublin etc. Ir. Mag Reachtain, a variant of Mac Neachtain. See Mac Cracken & Grattan .|
|Mag Reachtain||Grattan: líon beag: an Dún & rl. Ar aon dul le Mac Reachtain. Dream éagsúil is ea muintir Grattan sa deisceart. Bhain Henry Grattan (1746-1820), státaire, leis an gclann sa. Tá Gratton le fáil i Sasana.|