Surname List: Begins with O

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All surnames beginning with O, sorted alphabetically (total individuals):

1. O'Brien (2)
2. O'Brien McLAUGHLIN (1)

3. O'Gara (4)
4. O'Hagen (17)

5. O'Leary (1)
6. O'Malley (10)

7. O'Neal (1)
8. O'Shea (1)

9. Oddy (5)
10. Owen (2)

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