| Name | Meaning | Details |
|---|---|---|
| Olicia | Of Noble Kin | View Details |
| Olimpio | Mountain Of The Gods | View Details |
| Olinda | Combination Name | View Details |
| Olisa | Combination Of Olivia And Elisa | View Details |
| Olliana | Oleander | View Details |
| Olympia | Mountain Of The Gods | View Details |
| Omarion | Combination Of Omar And -ion | View Details |
| Omeo | Mountains | View Details |
| Onni | Happiness; Luck | View Details |
| Ontibile | God Is Watching Over Me | View Details |
| Onufry | Grazing Donkey | View Details |
| Ooyu | Rainbow | View Details |
| Orane | Rising | View Details |
| Orchid | Flowering Plant | View Details |
| Orde | Point | View Details |