numerous: mainly Munster and S Leinster. Ir. Ó h-Anracháin. This name has been identified with Hourihan, Ir. Ó h-Anradháin, anradh, a warrior, and Woulfe applies it to four septs in Clare, W Cork, Laois and Meath. However, it is less confusing to deal with each name as it occurs. See Hourihane, Horan, Horgan, Horrigan. SI & SGG.
Harahan
Very rare: Leitrim. See Hanrahan.
O'Hanrahan
Quite numerous: scattered. Ir. Ó h-Annracháin, thought to be a variant of Ó h-Anradháin which relates to Clare. See Hanrahan.
Hanrahan: líonmhar gach áird, Tuathmhumhain & Oir-Dheisceart Laighean ach go h-áirithe. Clann de chuid Dál gCais. Clann eile i Longfort go bhfuil Hourican ortha anois. Féach Ó h-Anradháin a luann de Bhulbh mar bhun-ainm do roinnt sloinnte.
Hanrihan households in each
county in the Primary Valuation property survey of 1847-64.
Click on a county name for a breakdown of the number of households by parish (paying).