| Name | Meaning | Details |
|---|---|---|
| Onur | Honor | View Details |
| Ooko | Born Outside The Hospital | View Details |
| Orah | From Ora. | View Details |
| Orea | Form Of Aurea | View Details |
| Oria | Form Of Aurea | View Details |
| Orien | The Orient | View Details |
| Orlando | From Glorious Land | View Details |
| Ornice | Combination Of Ornella And Janice | View Details |
| Orozco | From Orozco | View Details |
| Orquidea | Orchid Flower | View Details |
| Orrick | Sword Ruler | View Details |
| Ortega | From Ortega | View Details |
| Ortiz | Son Of Orti | View Details |
| Osceola | Black Drink Bellower | View Details |
| Osmond | God Protector | View Details |
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