| Name | Origin | Planet | Metall | Zodiac | Lucky number |
| ♂♀ Oafe | Africa | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 18/9 |
| ♂ Oakden | England | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂♀ Oakes | England | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 15/6 |
| ♂♀ Oakley | England | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 24/6 |
| ♂ Oates | Germany | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 15/6 |
| ♂ Obadiah | Hebrew | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂ Obal | Israel | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 12/3 |
| ♂ Obayana | Nigeria | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Obed | Israel | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 17/8 |
| ♂ Obed-Edom | Israel | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 36/9 |
| ♂ Obediah | Israel | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 35/8 |
| ♂♀ Obedience | America | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 44/8 |
| ♂ Obelix | Greece | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂♀ Oberon | Germany | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 33/6 |
| ♂♀ Obert | Germany | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 24/6 |
| ♂ Obiajulu | Africa | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Obiareus | Greece | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 36/9 |
| ♂ Octavio | Latin-America | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂ Octavious | Latin-America | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 35/8 |
| ♂ Octavius | Greece | ☾ Moon | Silver | ♎ Libra | 29/2 |
| ♂ Octe | England | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 16/7 |
| ♂ Octha | England | ☾ Moon | Silver | ♎ Libra | 20/2 |
| ♂♀ October | America | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 33/6 |
| ♂ Ocumwhowurst | Native-American | ☉ Sun | Gold | ♌ Leo | 55/1 |
| ♂ Ocunnowhurst | America | ☾ Moon | Silver | ♎ Libra | 56/2 |
| ♂ Ocvran | Scotland | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Odakota | America | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 22/4 |
| ♂ Odale | England | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Odam | England | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 15/6 |
| ♂ Odanodan | Ireland | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 32/5 |
| ♂ Odayle | England | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Odbart | Germany | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 24/6 |
| ♂ Oddie | Germany | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Oddleif | Norway | ☉ Sun | Gold | ♌ Leo | 37/1 |
| ♂ Oddvar | Norway | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Oded | Hebrew | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Odel | England | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 18/9 |
| ♂♀ Odell | England | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Odgar | England | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 27/9 |
| ♂♀ Odharnait | Gaelic | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 45/9 |
| ♂ Odhert | Germany | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 34/7 |
| ♂ Odhran | Ireland | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 33/6 |
| ♂ Odi | England | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Odil | France | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 22/4 |
| ♂ Odilo | Germany | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂♀ Odin | Scandinavia | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 24/6 |
| ♂ Odion | Africa | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 30/3 |
| ♂ Odo | France | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 16/7 |
| ♂ Odolf | Germany | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 25/7 |
| ♂ Odom | England | ☾ Moon | Silver | ♎ Libra | 20/2 |