| Name | Meaning | Details |
|---|---|---|
| Orozco | From Orozco | View Details |
| Ortega | From Ortega | View Details |
| Oscosh | The Bravest Of All | View Details |
| Othniel | Strength/Lion Of God | View Details |
| Overton | From The Riverbank Town | View Details |
| Oxford | From The Oak Valley | View Details |
| Oyewole | Born Of Good Standing | View Details |
| Oz | Strength | View Details |
| Oziel | Having The Strength Of God | View Details |
| Pacey | From Pacy In France | View Details |
| Paddington | The Estate Of Padda | View Details |
| Pahana | Lost White Brother | View Details |
| Paige | Assistant | View Details |
| Paley | From The Pale Field | View Details |
| Param | The Best | View Details |