Surname List: Begins with O
All surnames beginning with O, sorted alphabetically (total individuals):
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1. O'BARA (2) 2. O'BRIEN (24) 3. O'Byrne (2) 4. O'Callaghan (1) 5. O'Connell (11) 6. O'Connor (2) 7. O'CROWLEY (10) 8. O'DAY (6) 9. O'Dell (1) 10. O'DONNELL (2) 11. O'DONOGHUE (10) 12. O'Donohoe (2) 13. O'HARA (2) 14. O'Leary (4) 15. O'MEARA (2) 16. O'Neil (3) 17. O'NEILL (7) 18. O'Reilly (7) 19. O'RORKE (2) 20. O'Shea (5) 21. O'Toole (3) |
22. OAKLEY (12) 23. Oates (1) 24. Obedowski (1) 25. OBERG (2) 26. OBERHAUSEN (2) 27. OBERKIRCH (2) 28. OBINA (2) 29. OBRAY (2) 30. OCAME (23) 31. Ochoa (2) 32. OCHTERLONY (2) 33. OCHTLEIN (2) 34. ODGEN (2) 35. Oeflein (1) 36. Oelschlager (2) 37. Oepping (1) 38. Oestreich (4) 39. Offre (3) 40. OGDEN (4) 41. OGILVY (2) 42. Ogle (2) |
43. Öhms (2) 44. Öhmus (2) 45. Ohrt (1) 46. OLDHAM (12) 47. OLDROYD (2) 48. OLIPHANT (66) 49. OLIVE (43) 50. Oliver (6) 51. Ollerdessen (1) 52. Ollerenshaw (1) 53. Olliger (1) 54. Ollinger (3) 55. OLMSTEAD (8) 56. OLMSTED (4) 57. OLSAVSKY (3) 58. OLSEN (93) 59. OLSON (31) 60. Olszewski (1) 61. ÖMBS (3) 62. Onishea (1) 63. Opal (6) |
64. OPPEGARD (4) 65. OPPENHEIM (18) 66. ORAM (14) 67. Oriez (1) 68. Ormiston (1) 69. ORN (2) 70. ORR (2) 71. ORSAR (2) 72. ORSUND (2) 73. ORTEGUS. (2) 74. Orton (1) 75. Osbild (1) 76. OSBORN (70) 77. Osborne (4) 78. Osen (12) 79. Osgood (3) 80. Oske (2) 81. OSMAN (2) 82. OSTENSEN (4) 83. OSTER (2) 84. Osterbach (1) |
85. Osterlund (2) 86. OSTERMANN (2) 87. OSTHEIM (2) 88. Osthoff (1) 89. Oswald (1) 90. OTASIE (2) 91. OTT (7) 92. OTTER (4) 93. OTTESON (4) 94. Otto (10) 95. OTTON (2) 96. OULETTE (2) 97. Overstreet (2) 98. OVERTON (433) 99. OVESON (14) 100. OWEN (36) 101. OWENS (9) 102. OXBORROW (10) 103. OXLER (2) |