Surname List: Begins with O


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

Click on a surname to show matching records.   Main surname page  |  Show all surnames

1. O'Bleins (1)
2. O'Blenis (1)
3. O'Brien (11)
4. O'Bryant (2)
5. O'Byrne (1)
6. O'Callaghan (3)
7. O'Connell (1)
8. O'Day (2)
9. O'Dear (2)
10. O'Dell (1)
11. O'Donaghue (1)
12. O'Donnell (2)
13. O'Farrell (1)
14. O'Gorman (1)
15. O'Hara (1)
16. O'Laughlin (1)
17. O'Leary (1)
18. O'Mohundro (1)
19. O'Neal (1)
20. O'Neil (5)
21. O'Neill (6)
22. O'Reilly (3)
   23. O'Rorke (1)
24. O'Rourke (1)
25. Oakden (4)
26. Oakes (5)
27. Oakey (1)
28. Oakley (3)
29. Obenchain (7)
30. Obenchain aka Abendschon (1)
31. Obenshain (4)
32. Oberley (1)
33. Oblinger (1)
34. Obray (1)
35. OBrien (3)
36. Oddie (2)
37. Oddy (2)
38. Odell (1)
39. Officer (1)
40. Ogan (1)
41. Ogden (4)
42. Ogg (1)
43. Ogilvie (2)
44. Ogilvy (1)
   45. Oglanby (4)
46. Ohanian (1)
47. OHara (1)
48. Ohm (1)
49. Ohr (2)
50. Oland (1)
51. Old (1)
52. Oldbury (2)
53. Oldcorn (1)
54. Oldfield (7)
55. Oldham (1)
56. Oldknow (3)
57. Oldnall (2)
58. Oliphant (9)
59. Oliver (15)
60. Ollis (7)
61. Olsen (3)
62. Olsnam (1)
63. Olson (3)
64. Oltmans (1)
65. Olver (1)
66. Olze (1)
   67. Omohundro (1)
68. Omond (1)
69. Omwake (3)
70. Ondov (1)
71. Ontario Canada (1)
72. Openshaw (3)
73. Oplinger (4)
74. Orcutt (1)
75. Ord (2)
76. Ordish (3)
77. Orme (3)
78. Ormrod (1)
79. Orr (17)
80. Orrell (1)
81. Orriell (1)
82. Ortman (1)
83. Orwell (2)
84. Osborn (9)
85. Osborne (16)
86. Osbourne (2)
87. Osewalt (4)
88. Osgoode (3)
   89. Oslan (1)
90. Oswalt (15)
91. Ott (2)
92. Ottawell (2)
93. Ottey (1)
94. Oudney (2)
95. Oulsnam (16)
96. Oulton (9)
97. Overlade (1)
98. Overland (2)
99. Overmyer (6)
100. Overton (2)
101. Owen (17)
102. Owens (2)
103. Owner (1)
104. Owsley (1)
105. Oxberry (2)
106. Oxborough (3)
107. Oxley (3)
108. Oxspring (8)

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