| Name | Meaning | Details |
|---|---|---|
| Osgood | God Goth | View Details |
| Osiris | God Of The Dead | View Details |
| Osmond | God Protector | View Details |
| Osmundo | Protector | View Details |
| Osric | God Ruler | View Details |
| Ossie | Diminutive Form Of Names Beginning With Os | View Details |
| Osvaldo | God Rule | View Details |
| Oswald | God Rule | View Details |
| Oswaldo | God Rule | View Details |
| Othello | Of Unknown Meaning | View Details |
| Othniel | Strength/Lion Of God | View Details |
| Otieno | Born At Night | View Details |
| Ouida | Famous Warrior | View Details |
| Oved | Worker | View Details |
| Owen | The Yew Tree Or Youth | View Details |