Surnames beginning with O, page 2
448 surnames starting with O, ordered by how many people carry them in the United States, with notable names that are rare in the US further down.
| # | Surname | Origin | US rank | People in the US |
|---|---|---|---|---|
| 401 | Over | 24,112 | 1,044 | |
| 402 | Old | English | 24,237 | 1,035 |
| 403 | Ollison | 24,352 | 1,029 | |
| 404 | Orsak | Czech | 24,499 | 1,021 |
| 405 | Ouimette | French | 24,572 | 1,017 |
| 406 | Ormiston | English, place | 24,608 | 1,015 |
| 407 | Osorto | Spanish | 24,838 | 1,002 |
| 408 | Osoria | 24,855 | 1,001 | |
| 409 | Osier | French | 26,042 | 941 |
| 410 | O'Doherty | Irish, patronymic | 28,065 | 853 |
| 411 | Ostroff | 27,204 | 889 | |
| 412 | Olaya | Spanish | 27,228 | 888 |
| 413 | Obispo | Spanish | 28,777 | 827 |
| 414 | Orgill | English, nickname | 29,309 | 807 |
| 415 | Oro | Italian | 35,203 | 640 |
| 416 | Ondo | Hungarian | 33,530 | 680 |
| 417 | Onstad | Norwegian | 33,810 | 673 |
| 418 | Ostrovsky | Russian | 39,281 | 560 |
| 419 | Ogborn | English, place | 34,465 | 657 |
| 420 | Oaxaca | Spanish, place | 34,707 | 651 |
| 421 | Offer | Norman, occupational | 35,294 | 638 |
| 422 | Or | Chinese | 35,671 | 630 |
| 423 | Orendain | Spanish, place | 36,525 | 612 |
| 424 | Obara | Polish | 36,585 | 611 |
| 425 | Oakey | English, place | 39,555 | 556 |
| 426 | Ola | Yoruba, place | 37,076 | 602 |
| 427 | O'Beirne | Irish, patronymic | 37,180 | 600 |
| 428 | Oropesa | Spanish, place | 37,646 | 591 |
| 429 | Olazabal | Spanish | 40,554 | 539 |
| 430 | Odisho | occupational | 37,848 | 587 |
| 431 | Overy | English, place | 38,389 | 577 |
| 432 | Ordorica | Spanish | 38,484 | 575 |
| 433 | Ozer | Turkish | 38,902 | 567 |
| 434 | Ortigoza | Spanish | 39,607 | 555 |
| 435 | Oshana | Aramaic | 39,960 | 549 |
| 436 | Oraha | Aramaic | 40,432 | 541 |
| 437 | Ode | 41,501 | 524 | |
| 438 | Olenik | 42,030 | 517 | |
| 439 | Olley | Norman, place | 48,060 | 440 |
| 440 | Ormerod | English, place | 48,060 | 440 |
| 441 | Ogilvy | Scottish Gaelic | 102,197 | 176 |
| 442 | Ojha | Hindi | 49,461 | 425 |
| 443 | Oge | 49,723 | 422 | |
| 444 | Orleans | French, place | 64,891 | 306 |
| 445 | Oddy | English | 59,017 | 343 |
| 446 | Otley | English, place | 64,200 | 310 |
| 447 | Orléans-Braganza | |||
| 448 | Outhwaite | Norse, place |