| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| OLLE | - | Swedish | ||
| OLLI | OL-lee | Finnish | ||
| Ollie | ['ɔli] | |||
| OLLIE | AHL-ee | English | ||
| OLOF | OL-of | Swedish | ||
| OLOV | OL-ov | Swedish | ||
| OLUBUNMI | - | Western African, Yoruba | ||
| OLUCHI | - | Western African, Igbo | ||
| OLUF | - | Danish | ||
| OLUFEMI | - | Western African, Yoruba | ||
| OLUFUNKE | - | Western African, Yoruba | ||
| OLUFUNMILAYO | o-loo-foo-mee-LIE-o | Western African, Yoruba | ||
| OLUFUNMILOLA | - | Western African, Yoruba | ||
| OLUJIMI | - | Western African, Yoruba | ||
| OLUKAYODE | - | Western African, Yoruba |