O'Shea is a surname and, less often, a given name. It is an anglicized form of the Irish patronymic name Ó Séaghdha orÓ Sé, originating in the Kingdom of
Corcu Duibne in
County Kerry. Historian C. Thomas Cairney stated that the O'Sheas were from the Corcu Duibne tribe who were from the
Erainn tribe who were the second wave of
Celts to settle in Ireland from about 500 to 100
BC.[1]
O'Shea is a surname and, less often, a given name. It is an anglicized form of the Irish patronymic name Ó Séaghdha orÓ Sé, originating in the Kingdom of
Corcu Duibne in
County Kerry. Historian C. Thomas Cairney stated that the O'Sheas were from the Corcu Duibne tribe who were from the
Erainn tribe who were the second wave of
Celts to settle in Ireland from about 500 to 100
BC.[1]