Harold is from a Norse name, Haraldr (army-might) brought to Ireland by the Norsemen. It was gaelicized as Aralt.
'Will' is not an Irish word and has no meaning in Irish.
If you mean Harold Godwinson well then wessex.
''Harold Hardraada'' means mighty warrior
It doesn't mean anything in Irish.
Nikko doesn't mean anything in Irish.
It doesn't mean anything in Irish.
If you mean the Irish (Gaelic) it is not in that language. Irish has neither 'k' nor 'y' in its alphabet.
Does Ballavue mean anything in Irish? I can find no example of it as a placename. 'Vue' is not a word in Irish.
"eme" doesn't mean anything in Irish. It doesn't look like an Irish word.
"Isabelle" doesn't mean anything in Irish, but the Irish version of the name is Sibéal (shibael).
It doesn't mean anything in Irish: it's not an Irish name. I believe it's French.
Not an Irish word.