| Name | Meaning | Details |
|---|---|---|
| Ogen | Anchor | View Details |
| Okapi | Animal With Long Neck | View Details |
| Oki | Ocean Centered | View Details |
| Ola | "Ancestors Heir" | View Details |
| Olaf | "Ancestors Heir" | View Details |
| Olavi | Ancestor; Descendant | View Details |
| Ole | "Ancestors Heir" | View Details |
| Olencia | Combination Of Olivia And Valencia | View Details |
| Oliana | My God Has Answered | View Details |
| Olin | "Ancestors Heir" | View Details |
| Olina | "Ancestors Heir" | View Details |
| Olisa | Combination Of Olivia And Elisa | View Details |
| Oliver | Descendant Of The Ancestor | View Details |
| Olivia | "Ancestors Descendant" | View Details |
| Olivier | "Elf Warrior Or Ancestors Descendant" | View Details |