When I visited Ross Castle about 10 years ago the lady giving the guided tour pronounced O'Donoghue exactly as my Mum did - O'Dun a hoooo.  I live in the London area and my Mum said that her father re-introduced the O' back into the name after most of Ireland went back to being Irish! 

Colleen

When I visited Ross Castle about 10 years ago the lady giving the guided tour pronounced O'Donoghue exactly as my Mum did - O'Dun a hoooo.  I live in the London area and my Mum said that her father re-introduced the O' back into the name after most of Ireland went back to being Irish! 

Colleen