Yes, but it also has Norman roots.
Please see the related link listed below for more information:
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.
See the link below
Apparently it is a surname of Italian origin.
Usually it is either Irish or Scottish.
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