Baby Boy Names That Start With O
Looking for baby boys names that start with O? Browse our complete list of boy names beginning with the letter O, ranked by all-time popularity based on Social Security Administration data.
Whether you're looking for classic boy names that start with O or unique options, you'll find hundreds of choices below with their total birth counts.
| Rank | Name | Total Births |
|---|---|---|
| 501 | Ossama | 23 |
| 502 | Ogheneruno | 23 |
| 503 | Omarien | 23 |
| 504 | Oban | 23 |
| 505 | Octavien | 23 |
| 506 | Oheneba | 23 |
| 507 | Oldrich | 22 |
| 508 | Ottoniel | 22 |
| 509 | Orlean | 22 |
| 510 | Onias | 22 |
| 511 | Olamiposi | 21 |
| 512 | Olukayode | 21 |
| 513 | Othor | 21 |
| 514 | Oleksiy | 20 |
| 515 | Ozzi | 20 |
| 516 | Osayd | 20 |
| 517 | Ozais | 20 |
| 518 | Orryn | 20 |
| 519 | Ozni | 20 |
| 520 | Ord | 20 |
| 521 | Ojay | 19 |
| 522 | Ocyrus | 19 |
| 523 | Olajawon | 19 |
| 524 | Ople | 19 |
| 525 | Owan | 19 |
| 526 | Opeyemi | 19 |
| 527 | Olatunde | 19 |
| 528 | Omariyon | 18 |
| 529 | Oliverjames | 18 |
| 530 | Olivar | 18 |
| 531 | Onassis | 18 |
| 532 | Oril | 18 |
| 533 | Odera | 18 |
| 534 | Osgood | 18 |
| 535 | Oluwafikayomi | 17 |
| 536 | Otey | 17 |
| 537 | Odon | 17 |
| 538 | Oakleigh | 17 |
| 539 | Oluwasegun | 17 |
| 540 | Oties | 17 |
| 541 | Ofek | 17 |
| 542 | Oshyn | 17 |
| 543 | Odonis | 17 |
| 544 | Oresto | 17 |
| 545 | Orra | 17 |
| 546 | Olean | 17 |
| 547 | Ovell | 16 |
| 548 | Obidiah | 16 |
| 549 | Obey | 16 |
| 550 | Ozman | 16 |
| 551 | Oracle | 16 |
| 552 | Onkar | 16 |
| 553 | Osahon | 16 |
| 554 | Ophir | 16 |
| 555 | Orvalle | 16 |
| 556 | Okla | 16 |
| 557 | Orean | 16 |
| 558 | Omotayo | 16 |
| 559 | Orus | 16 |
| 560 | Ortis | 16 |
| 561 | Olushola | 16 |
| 562 | Orsen | 16 |
| 563 | Otmer | 16 |
| 564 | Obsa | 16 |
| 565 | Ohad | 15 |
| 566 | Ophelia | 15 |
| 567 | Ottice | 15 |
| 568 | Ogie | 15 |
| 569 | Ohtli | 15 |
| 570 | Obaid | 15 |
| 571 | Ober | 15 |
| 572 | Onzie | 15 |
| 573 | Orran | 15 |
| 574 | Oluwajoba | 15 |
| 575 | Osaid | 14 |
| 576 | Orace | 14 |
| 577 | Ovin | 14 |
| 578 | Ozric | 14 |
| 579 | Ondrej | 14 |
| 580 | Onyedikachi | 14 |
| 581 | Osmo | 13 |
| 582 | Omaury | 13 |
| 583 | Ontarius | 13 |
| 584 | Oceann | 13 |
| 585 | Orik | 13 |
| 586 | Ottmar | 13 |
| 587 | Omavi | 13 |
| 588 | Ohmer | 13 |
| 589 | Oshin | 12 |
| 590 | Osmer | 12 |
| 591 | Opha | 12 |
| 592 | Osbie | 12 |
| 593 | Ondray | 12 |
| 594 | Osco | 12 |
| 595 | Orice | 12 |
| 596 | Ody | 12 |
| 597 | Oni | 12 |
| 598 | Okeith | 12 |
| 599 | Olajuwan | 12 |
| 600 | Omarious | 12 |