It can be whatever you want it to be. So, yea sure it's an Irish nickname.
The Irish for "great-grandfather" is "sinseanathair";I've never heard a nickname for it, although a nickname for "grandfather" is "daideo".In Irish it's "gar athair"
paddys or micks
st. patty's day
"The Banner County" is the nickname.
ógSeán óg = Seán Jr. (Irish)As a nickname Sóisear. (Irish)Scottish Gaelic:...
London Irish.
Colleen - though possibly not that spelling!
That's not a nickname, rather its the name for Ireland in the Irish language. Its spelt differently: éireann
The Notre Dame mascot is the leprechaun because of their name FIGHTING IRISH
Definitely not! He was framed. http://www.buttonmonkey.com/misc/maryfischer.html
Steele is an English and Scottish name, a nickname for someone considered as hard as steel.
The nickname "Paddy" for Patrick originates from the Irish name "Pádraig," which is the Gaelic form of Patrick. The diminutive form "Paddy" is a common affectionate nickname in Ireland, reflecting a cultural practice of shortening names. Additionally, "Paddy" became widely recognized through its association with St. Patrick, the patron saint of Ireland, further embedding it in Irish identity and culture.