| Name | M/F | Meaning |
|---|---|---|
| Oldrich | ![]() |
Meaning : In czech meaning is : one with riches and power Used in : Australian, Czechoslovakian, Czech |
| Oleg | ![]() |
Meaning : In russian meaning is : Holy. Used in : Australian, Chinese, Czechoslovakian, Danish, Finnish, French, German, Polish, Russian, Slavic, Swedish, Australian |
| Olga | ![]() |
Meaning : In american meaning is : Holi, blessed Used in : Finnish, French, German, Greek, Italian, Norse, Polish, Portuguese, Romanian, Russian, Scandinavian, Slavic, Slovenian, Swedish, Teutonic, American, Australian, Chinese, Czechoslovakian, Danish, Dutch |
| Olin | ![]() |
Meaning : In Scandinavian meaning is : Ancestor Used in : American, Australian, Chinese, Scandinavian, British, Czechoslovakian, English, German, Norse, Scandinavian, Australian |
| Olina | ![]() |
Meaning : In greek meaning is : Light. Used in : French, Greek, Czechoslovakian, Czech, Danish |
| Olivie | ![]() |
Meaning : In latin meaning is : Olive Used in : Latin, Czechoslovakian |
| Ondrej | ![]() |
Meaning : In Polish meaning is : Manly, Brave, Strong Used in : Australian, Czechoslovakian, Czech, German, Polish |
| Ondrus | ![]() |
Meaning : In czech meaning is : Manly Used in : Czechoslovakian, Czech |
| Oskar | ![]() |
Meaning : In finnish meaning is : Divine spear, Gentle friend Used in : Australian, British, Czechoslovakian, Danish, English, Finnish, German, Norse, Polish, Scandinavian, Swedish |
| Ota | ![]() |
Meaning : In Teutonic meaning is : Rich. Used in : French, German, British, Czechoslovakian, Czech, English, Teutonic, Czechoslovakian |
| Otek | ![]() |
Meaning : In Polish meaning is : Wealthy, Fortune Used in : Czechoslovakian, German, Polish |
| Otik | ![]() |
Meaning : In czech meaning is : Wealthy Used in : Czechoslovakian, Czech, German, Teutonic |
| Otilie | ![]() |
Meaning : In german meaning is : Fortunate heroine Used in : German, Czechoslovakian, Danish |
| Otka | ![]() |
Meaning : In czech meaning is : Lucky Used in : German, Czechoslovakian, Czech |
| Otmar | ![]() |
Meaning : In Swedish meaning is : Great, Famous Used in : Australian, Czechoslovakian, Danish, French, German, Swedish |
| Oto | ![]() |
Meaning : In Teutonic meaning is : Rich. Used in : African, Czechoslovakian, German, Teutonic |