| Olamon | Native Amer.. | A Penobscot word of Maine meaning ".. |  |  |
| Olaniyan | African | Surrounded by honor. Yoruba, Nigeri.. |  | |
| Olatunji | Nigerian | Meaning "honor reawakens." Percussi.. | | |
| Olav | Norwegian | An alternate form of Olaf | | |
| Olavo | Portuguese | A variation upon the name Olaf, m.. | | |
| Oldrich | Slovak | Czech cognate of the German.. | | |
| Oleg | Russian | Popular Russian name meaning "h.. | | |
| Oleh | Ukrainian | Meaning "holy."
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| Oleksande.. | Ukrainian | Meaning "to protect." | | |
| Olexa | Slovak | A pet form of Aleksander (defende.. | | |
| Olgerts | Latvian | Meaning prosperous | | |
| Olghar | Scottish | Gaelic form of Oliver. See Oliver.. | | |
| Olin | English | Meaning "holly." |  | |
| Oliver | English | Derived from the French Olivier, wh.. | | |
| Oliver | German | Of debated origin, most believe Oli.. |  | |
| Oliver | Scottish | Derived from the French Olivier, wh.. | | |
| Olivier | French | From the Old French olivier (olive .. | | |
| Olivieros | Portuguese | Portuguese cognate of the French Ol.. | | |
| Oliwa | Hawaiian | Hawaiianized form of Oliver, a name.. | | |
| Oliwjer | Polish | Polish cognate of the French Olivie.. | | |
| Olowin | Native Amer.. | Meaning "west." From the Miwok or M.. | | |
| Olsen | American | Transferred use of the Scandinavian.. | | |
| Olu | Nigerian | Meaning "preeminent."
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| Olubayo | African | Greatest joy, highest joy. Yoruba, .. | | |
| Olubayo | Nigerian | Meaning "greatest joy." | | |
| Olufemi | African | God loves me. Yoruba, Nigeria | | |
| Olufemi | Nigerian | Meaning "God loves me."
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| Olugbala | African | God of the people. Yoruba, Nigeria, | | |
| Olujimi | African | Given by God. Yoruba, Nigeria | | |
| Olujimi | Nigerian | Meaning "God has given me this."
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| Olumide | African | God arrives. Yoruba, Nigeria | | |
| Olumiji | African | God awakens, my lord awakens. Yorub.. | | |
| Olus | Polish | A familiar form of Alexander, whi.. | | |
| Olusbola | Nigerian | Meaning "God has blessed me."
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| Olushola | African | Blessed by God, God has blessed me... | | |
