| Baby Name | Meaning | Gender |
|---|
| Orion | Son Of Fire | Male |
| Orla | Golden | Female |
| Orrick | From The Ancient Oak Tree | Male |
| Orrin | The Name Of An English River. | Male |
| Orson | Ormond's Son | Male |
| Orton | From The Shore Farm | Male |
| Osborn | Divine Warrior | Male |
| Osiris | Myth Name (God Of The Dead) | Male |
| Osric | Divine Ruler | Male |
| Oswald | Power Of God | Male |
| Otis | Keen Of Hearing | Male |
| Owen | Young Fighter | Male |
| Paco | Eagle | Male |
| Pallaton | Warrior | Male |
| Palti | God Liberates | Male |
| Pamela | Made From Honey | Female |
| Pancho | Nickname For Francisco And Frank. | Male |
| Paola | Little | Female |
| Parker | Keeper Of The Forest | Male |
| Parlan | Ploughman | Male |
| Patience | Enduring | Female |
| Patrick | Patrician: Noble. Romans Society Was Divided Into Plebeians: (Commoners) And Patricians: (Aristocrats). Saint Patrick - Patron Saint Of Ireland. | Male |
| Pattin | From The Warrior's Town | Male |
| Payton | From The Fighter's Farm | Male |
| Peigi | Peg | Female |