| Name | Meaning | Details |
|---|---|---|
| Ortiz | Son Of Orti | View Details |
| Orville | Golden Town | View Details |
| Osama | Lion-Like | View Details |
| Osias | Salvation | View Details |
| Othniel | Strength/Lion Of God | View Details |
| Overton | From The Riverbank Town | 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 |
| Paitalyi | Son Of The Sun | View Details |
| Pakuna | Deer Jumping Downhill | View Details |
| Pam | All Honey | View Details |
| Pamela | All Honey | View Details |