| Nwa | Nigerian | Meaning "son."
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| Nwabudike | Nigerian | Meaning "his father's might."
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| Nwakaego | Nigerian | Translates as "more important than .. | | |
| Nweke | Nigerian | Meaning "born on market day." Chuba.. | | |
| Oba | Nigerian | Meaning "king."
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| Obadele | Nigerian | Meaning "the king arrives."
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| Obataiye | Nigerian | Meaning "king of the world."
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| Ode | Nigerian | Meaning "born along the road."
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| Odion | Nigerian | Meaning "the first of twins." | | |
| Ogun | Nigerian | Meaning "God of war." | | |
| Ojo | Nigerian | Meaning "a difficult birth."
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| Okpara | Nigerian | A name that means "the first son."
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| Ola | Nigerian | Meaning "wealthy, rich."
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| Olabisi | Nigerian | Meaning "joy is multiplied."
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| Olabtmmi | Nigerian | Translated literally, means "honor .. | | |
| Olajuwon | Nigerian | Meaning "wealth and honor are God's.. | | |
| Olamina | Nigerian | Meaning "my riches."
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| Olaniyi | Nigerian | Meaning "there's glory in wealth."
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| Olatunji | Nigerian | Meaning "honor reawakens." Percussi.. | | |
| Olu | Nigerian | Meaning "preeminent."
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| Olubayo | Nigerian | Meaning "greatest joy." | | |
| Olubunmi | Nigerian | Meaning "the highest gift is mine.".. | | |
| Olufemi | Nigerian | Meaning "God loves me."
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| Olufunke | Nigerian | Translated literally, means "God gi.. | | |
| Olufunmilayo | Nigerian | Meaning "God gives me joy." | | |
| Olujimi | Nigerian | Meaning "God has given me this."
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| Oluremi | Nigerian | Meaning "God consoles me."
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| Olusbola | Nigerian | Meaning "God has blessed me."
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| Omolara | Nigerian | Meaning "born at the right time."
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| Omorede | Nigerian | A royal-toned name that means "prin.. | | |
| Omosede | Nigerian | Translated literally, means "a chil.. | | |
| Omosupe | Nigerian | Meaning "a child is the most precio.. | | |
| Oni | Nigerian | Meaning "born in a sacred abode."
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| Oriji | Nigerian | Meaning "a sturdy tree."
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| Orunjan | Nigerian | Meaning "born under the midday sun... | | |
