1,362 results
| Oot | 14 |
| Ortado | 14 |
| Orrin | 14 |
| Ochieng | 14 |
| Orel | 14 |
| Orum | 14 |
| Ochs | 14 |
| Oren | 14 |
| Opat | 14 |
| Ody | 14 |
| Oberlander | 14 |
| Olston | 14 |
| Oshima | 13 |
| Oktay | 13 |
| Olynyk | 13 |
| Olafsen | 13 |
| Oxborough | 13 |
| Olimpio | 13 |
| Ocean | 13 |
| Oelfke | 13 |
| Onder | 13 |
| Ode | 13 |
| Oliff | 13 |
| Offerman | 13 |
| Otani | 13 |
| Orzel | 13 |
| Onofrio | 13 |
| Osterberg | 13 |
| Olivari | 13 |
| Osawa | 13 |
| Orell | 12 |
| Okonkwo | 12 |
| Olrich | 12 |
| Oriti | 12 |
| Oskam | 12 |
| Oya | 12 |
| Ortisi | 12 |
| Ordona | 12 |
| Ohr | 12 |
| Ohayon | 12 |
| Ostergaard | 12 |
| Ofori | 12 |
| Oelkers | 12 |
| Odonell | 12 |
| Omura | 12 |
| Ostermeyer | 12 |
| Odette | 12 |
| Olea | 12 |
| Oldenburg | 12 |
| Orosz | 12 |
| Osinski | 12 |
| Odorisio | 12 |
| Obando | 12 |
| Okai | 11 |
| Ogram | 11 |
| Ostapenko | 11 |
| Onyango | 11 |
| Ohanessian | 11 |
| Oeur | 11 |
| Oks | 11 |
| Orre | 11 |
| Ors | 11 |
| Opbroek | 11 |
| Orland | 11 |
| Oprea | 11 |
| Orkin | 11 |
| Olivar | 11 |
| Obi | 11 |
| Ostrom | 11 |
| Orenstein | 11 |
| Oyama | 11 |
| Oestmann | 11 |
| Oestreich | 11 |
| Ostendorf | 11 |
| Outlaw | 11 |