| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Oliva | - | Late Roman | ||
| Oliver | AHL-ə-vər (English), AW-lee-ver (German), O-lee-ver (Finnish) | English, German, Swedish, Norwegian, Danish, Finnish, Estonian, Serbian, Croatian, Macedonian, Czech | ||
| Olivera | - | Serbian, Croatian, Macedonian | ||
| Olivette | ahl-i-VET (English) | Literature | ||
| Olivia | ə-LIV-ee-ə (English), o-LEE-vyah (Italian, Spanish), o-LEE-vee-ah (German), O-lee-vee-ah (Finnish) | English, Italian, Spanish, German, Finnish, Swedish, Norwegian, Danish | ||
| Oliviero | o-lee-VYE-ro | Italian | ||
| Olja | - | Serbian | ||
| 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 |