| Name | M/F | Meaning |
|---|---|---|
| Ohto | ![]() |
Meaning : Bear Used in : Finnish |
| Oili | ![]() |
Meaning : Properous Successful Used in : Finnish |
| Oilikki | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Oivi | ![]() |
Meaning : Excellent Used in : Finnish |
| Oivikki | ![]() |
Meaning : Excellent Used in : Finnish |
| Oki | ![]() |
Meaning : Middle Of The Ocean Used in : Finnish, Finnish, Australian, Japanese, Japanese |
| Oksenja | ![]() |
Meaning : Hospitality Used in : Finnish |
| Ola | ![]() |
Meaning : Presious, Worth Used in : African, Australian, Finnish, German, Norse, Polish, Russian, Scandinavian, Swedish, British, English, Norse, Polish, Scandinavian, American, African, Australian |
| Olga | ![]() |
Meaning : Holy Used in : Finnish, French, German, Greek, Italian, Norse, Polish, Portuguese, Romanian, Russian, Scandinavian, Slavic, Slovenian, Swedish, Teutonic, American, Australian, Chinese, Czechoslovakian, Danish, Dutch |
| Oliivja | ![]() |
Meaning : Olive Tree Used in : Finnish |
| Olivia | ![]() |
Meaning : Olive Tree Used in : Australian, English, Finnish, French, German, Greek, Jamaican, Italian, Latin, Portuguese, Romanian, Shakespearean, Spanish, Swedish, American, Australian, Chinese, British, Danish, Dutch |
| Olja | ![]() |
Meaning : Holy, Blessed Used in : Finnish, Australian |
| Oljoi | ![]() |
Meaning : Holy Used in : Finnish |
| Olka | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Olkka | ![]() |
Meaning : Holy Used in : Finnish |
| Oloi | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Oloka | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Olokka | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Olokko | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Olu | ![]() |
Meaning : Standing Out Used in : African, Finnish, Swedish, Danish |
| Oluska | ![]() |
Meaning : Holy, Blessed Used in : Finnish |
| Olympia | ![]() |
Meaning : Mount Olympus, Mountain Of The God Used in : Finnish, French, German, Greek, Italian, Swedish, Australian, Danish |
| Onerva | ![]() |
Meaning : Aftermath Used in : Finnish |
| Onervo | ![]() |
Meaning : Aftermath Used in : Finnish |
| Onnea | ![]() |
Meaning : Happiness, Luck Used in : Finnish |
| Onnetar | ![]() |
Meaning : Happiness, Luck Used in : Finnish |
| Onnia | ![]() |
Meaning : Happiness, Luck Used in : Finnish |
| Onu | ![]() |
Meaning : Aftermath Used in : Finnish |
| Onukka | ![]() |
Meaning : Aftermath Used in : Finnish |
| Oona | ![]() |
Meaning : Unity Used in : Finnish, Greek, Irish, Latin |
| Opri | ![]() |
Meaning : Mirth, Merriment Used in : Finnish |
| Oproi | ![]() |
Meaning : Mirth, Merriment Used in : Finnish |
| Orpa | ![]() |
Meaning : Young, Deer, Used in : Finnish, French, Hebrew |
| Orvo | ![]() |
Meaning : Violet, Pansy Used in : Finnish |
| Orvokki | ![]() |
Meaning : Pansy Flower Used in : Finnish |
| Osma | ![]() |
Meaning : God's Protection Used in : Finnish, Latin, Australian |
| Ottel | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish, German |
| Otteli | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish |
| Ottelia | ![]() |
Meaning : Whealthy, Heroine Used in : Finnish |
| Otteliaana | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish |
| Ottelja | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish |
| Otteljaana | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish |
| Ottiilia | ![]() |
Meaning : Fatherland, Fortunate Heroine, Wealthy Used in : Finnish |
| Ottilia | ![]() |
Meaning : Fatherland, Fortunate Heroine, Prosperity In Battle Used in : Finnish, German, Swedish, Danish |
| Ottiliana | ![]() |
Meaning : Wealth, Prosperity In Battle Used in : Finnish |
| Oudoi | ![]() |
Meaning : To Seem Well Used in : Finnish |
| Oudotja | ![]() |
Meaning : To Seem Well Used in : Finnish |
| Oute | ![]() |
Meaning : To Seem Well Used in : Finnish |
| Outi | ![]() |
Meaning : Goodwill, Kindness Used in : Finnish |
| Outotju | ![]() |
Meaning : To Seem Well Used in : Finnish |