| Name | Meaning | Details |
|---|---|---|
| Ohio | Large River | View Details |
| Oihane | From The Forest | View Details |
| Okoth | Born When It Was Raining | View Details |
| Ola | "Ancestors Heir" | View Details |
| Olabisi | Increased Honors | View Details |
| Olaf | "Ancestors Heir" | View Details |
| Olaniyi | Glory In Wealth | View Details |
| Olatunde | Wealth Comes Again | View Details |
| Olavi | Ancestor; Descendant | View Details |
| Ole | "Ancestors Heir" | View Details |
| Olencia | Combination Of Olivia And Valencia | View Details |
| Olicia | Of Noble Kin | View Details |
| Olimpio | Mountain Of The Gods | View Details |
| Olin | "Ancestors Heir" | View Details |
| Olina | "Ancestors Heir" | View Details |