It means grandson or descendant. O'Brien in Irish Gaelic is Ó Briain (descendant of Brian).
luck o the Irish... it sounds Irish hahahhaha
It's Luck o' the Irish -- the o' is short for of , eg Luck of the Irish
O. H. Irish was born in 1830.
O. H. Irish died in 1883.
The "O'" in O'Brien is a prefix derived from the Irish language, specifically meaning "descendant of" or "son of." It is commonly used in Irish surnames to indicate lineage or ancestry. In this case, O'Brien signifies that the individual is a descendant of a person named Brian, typically referring to a historical figure.
Son of
the "O" in Irish means son of as in O'Brien is son of Brien
It has been estimated that 80% of Irish surnames originally had an O' prefix.
Kevin is spelled Caoimhín in the Irish language.
The prefix O' seen in Irish surnames is from the Irish (Gaelic) Ó (earlier Ua)which means 'grandson, descendant'.O'Neill in Irish is Ó Néill (descendant of Niall).Grandson or descendant.
The O' prefix simply means descendant of ....
living human but really it was Irish immigrants