| Name | Meaning | Details |
|---|---|---|
| Orsina | Bear | View Details |
| Orsino | Bear | View Details |
| Orson | Bear Cub | View Details |
| Osborn | God Bear | View Details |
| Osbourne | God Bear | View Details |
| Osceola | Black Drink Bellower | View Details |
| Ossie | Diminutive Form Of Names Beginning With Os | View Details |
| Ozzie | Diminutive Form Of Names Beginning With Os | View Details |
| Ozzy | Diminutive Form Of Names Beginning With Os | View Details |
| Pace | Peaceful One | View Details |
| Pachacutec | One Who Changes The World | View Details |
| Pacheco | Noble One | View Details |
| Pahuac | One Who Flies | View Details |
| Painter | One Who Paints | View Details |
| Pam | All Honey | View Details |