These names are adopting in Ireland and that is the way these are so popular in this country. See full list of Girls, Boys and Transgenders Baby Name Famous in Ireland Country.
| Name | Meaning | Details |
|---|---|---|
| Osbourne | God Bear | View Details |
| Oscar | Deer Lover | View Details |
| Osgood | God Goth | View Details |
| Osmond | God Protector | View Details |
| Osric | God Ruler | View Details |
| Ossian | Deer | View Details |
| Ossie | Diminutive Form Of Names Beginning With Os | View Details |
| Oswald | God Rule | View Details |
| Otis | Wealth | View Details |
| Otón | Wealth | View Details |
| Overton | From The Riverbank Town | View Details |
| Owen | The Yew Tree Or Youth | View Details |
| Owl | Nocturnal Bird Of Prey | View Details |
| Ownah | Unity | View Details |
| Oxford | From The Oak Valley | View Details |