Surname List: Begins with O


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

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1. O BRAENAIN (2)
2. O BRIEN (2)
3. O BYRNE (2)
4. O CAELLAIDE (1)
5. O GAIRBITA (1)
6. O HENNA (1)
7. O NEAL (1)
8. O NUADU (2)
9. O TOOLE (5)
10. O'BEOLAN OF CARLOWAY --- (1)
11. O'BRIEN (3)
12. O'BRYAN (2)
13. O'CONNACHAR (1)
14. O'CONNOR (1)
15. O'COYNE (1)
16. O'DONNELL (5)
17. O'HARA (1)
18. O'NEAL (1)
19. OAKEY (1)
20. OAKMAN (3)
21. O€BRIEN (1)
22. O€BYRNE (3)
23. O€NEILL (7)
24. O€SHEA (1)
25. O€TOOLE (1)
26. OBAMA (5)
27. OBOTRITES (4)
28. OBRIEN (2)
29. OCCIDENT (1)
30. OCTAVIA (3)
   31. ODEAN (4)
32. ODELL (3)
33. ODOM (59)
34. ODOM JR (1)
35. ODOM* (1)
36. ODUM (1)
37. OENINGEN (1)
38. OF (1)
39. OF ANHALT BRANDENBURG (1)
40. OF ANJOU (5)
41. OF AQUITAINE (2)
42. OF AQUITANE (1)
43. OF AUGSBURG (1)
44. OF AUSTRIA (1)
45. OF BAVARIA (3)
46. OF BERNICIA (2)
47. OF BOUGHTON (1)
48. OF BRITAIN (1)
49. OF BUCHAN (1)
50. OF CASTILE (1)
51. OF CHEDDAR (1)
52. OF CHESTER (1)
53. OF DALRIADA (2)
54. OF DEHEUBARTH (1)
55. OF DENMARK (1)
56. OF DUNBAR (1)
57. OF DUNFERMLIN (1)
58. OF ENGLAND (8)
59. OF EUROPE (2)
60. OF FIFE (2)
   61. OF FLANDERS (2)
62. OF FREIBURG (1)
63. OF GERMANY (1)
64. OF HUNGARY (1)
65. OF HUNTINGDON (2)
66. OF IDUMEA (3)
67. OF IRELAND (2)
68. OF ITALY (4)
69. OF JERUSALEM (1)
70. OF JUDEA (17)
71. OF JULICH (3)
72. OF LANCASTER (1)
73. OF LEININGEN (1)
74. OF LEINSTER (4)
75. OF LENNOX (2)
76. OF LUBECH (2)
77. OF LUXEMBURG (3)
78. OF MERCIA (5)
79. OF MORAY (10)
80. OF MUMHAN (1)
81. OF NORMANDY (5)
82. OF ROME (3)
83. OF SALISBURY (1)
84. OF SAVOY (1)
85. OF SCOTLAND (14)
86. OF SILURIA (4)
87. OF SPONHEIM (1)
88. OF SWABIA (1)
89. OFEIGSSON (1)
90. OFFLEY (16)
   91. OFFUTT (3)
92. OFLEY (1)
93. OGDEN (14)
94. OGILVIE (29)
95. OGILVY (17)
96. OGLE (1)
97. OGLETREE (2)
98. OGNELL (2)
99. OGSTON (2)
100. OGSTOUN (1)
101. OISCING (1)
102. OLAFSDATTER (9)
103. OLAFSDOTTER (4)
104. OLAFSON (1)
105. OLAFSSON (11)
106. OLD (2)
107. OLDAKER (1)
108. OLDBURY (2)
109. OLDCASTLE (2)
110. OLDENBURG (3)
111. OLDHAM (4)
112. OLGIVIE (2)
113. OLIPHANT (4)
114. OLIVER (4)
115. OLLAMHDHA (2)
116. OLMSTEAD (3)
117. OLNEY (1)
118. OLOFSDOTTER (1)
119. OLOFSDOTTER-TRESK (1)
120. OLOFSDOTTIR (2)
   121. OLOFSSON (3)
122. OLSON (1)
123. ONETY (1)
124. ONEY (5)
125. ONG (1)
126. OPPLANDENE (1)
127. ORAM (6)
128. ORDGAR (3)
129. ORESTILLA (1)
130. ORLEAN (4)
131. ORMISTON (2)
132. ORMOND (10)
133. ORNDORFF (20)
134. ORTON (1)
135. OSBORN (2)
136. OSBORNE (9)
137. OSBORNE BAKER (1)
138. OSBOURNE (3)
139. OSCHMAN (1)
140. OSTROGOTHS (5)
141. OSYTH (1)
142. OTTER (1)
143. OTTO (15)
144. OUGHTON (10)
145. OULDHAM (2)
146. OVENSHIRE (4)
147. OVERMAN (2)
148. OWEN (2)
149. OWINGS (4)
150. OXFORD (1)