See the link below
It is of the Irish origin.
no Day is not a Irish last name Correct, it is not of Irish origin. Instead, it is of English origin. But Day is sometimes used for O'Dea.
Yes, it is of Irish origin.
It is of Irish and Gaelic origin: Yes.
No, Flaherty is not an Italian last name. It is typically of Irish origin.
It is Scottish in origin.
It is Irish.
Usually it is either Irish or Scottish.
Apparently it is a surname of Italian origin.
It is both IRISH and SCOTTISH of origin.
It is either English or Irish, my last name is Moore and my family was English although many people thought it was an Irish name
It is of the Irish origin, people with this last name will most likely have descendents from Ireland.