Within the UK and Ireland, the surname Oconnor most frequently occurs in Ireland where it is carried by 1 in every 1,618 people. The majority of those with the family name of Oconnor are to be found living in/around Leinster, Munster and, to a lesser extent, Ulster. The name can also be found in England with 1 in 45,848 people using it.
This website uses cookies to ensure you get the best experience. Read our privacy policy for more about what we do with your data as well as your rights and choices.
