| Name | Meaning | Details |
|---|---|---|
| Ooko | Born Outside The Hospital | View Details |
| Ordell | Little Knife | View Details |
| Orenda | Great Spirit | View Details |
| Orsen | Bear Cub | View Details |
| Orsin | Bear Cub | View Details |
| Orsina | Bear | View Details |
| Orsino | Bear | View Details |
| Orson | Bear Cub | View Details |
| Osborn | God Bear | View Details |
| Osbourne | God Bear | View Details |
| Ossie | Diminutive Form Of Names Beginning With Os | View Details |
| Owino | Born With Umbilical Cord Around Neck | View Details |
| Ownah | Unity | View Details |
| Oyintsa | White Duck | View Details |
| Ãykü | White Duck | View Details |