| Name | Origin | Planet | Metall | Zodiac | Lucky number |
| ♂ Orvyn | England | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂ Orwald | England | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Orwel | England | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Os | England | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 7/7 |
| ♂ Osahar | Egypt | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Osama | Arabia | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 13/4 |
| ♂ Osaze | Israel | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Osbart | England | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Osbeorht | England | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 39/3 |
| ♂ Osbert | England | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 25/7 |
| ♂ Osborn | English | ☾ Moon | Silver | ♎ Libra | 29/2 |
| ♂ Osborne | English | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 34/7 |
| ♂ Osboume | Germany | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 27/9 |
| ♂ Osbourne | English | ☉ Sun | Gold | ♌ Leo | 37/1 |
| ♂ Osburn | England | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Osburt | England | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Oscar | Celtic | ☾ Moon | Silver | ♎ Libra | 20/2 |
| ♂ Osckar | Celtic | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 22/4 |
| ♂ Osgood | England | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 30/3 |
| ♂ Oshay | Ireland | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Oshea | Ireland | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Osias | Greece | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 18/9 |
| ♂ Osip | Hebrew | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Osiris | Egypt | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 35/8 |
| ♂ Ossian | Ireland | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Ossie | England | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 22/4 |
| ♂ Ossy | English | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 15/6 |
| ♂ Ostein | Norway | ☉ Sun | Gold | ♌ Leo | 28/1 |
| ♂ Osten | Latin-America | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Osvald | Germany | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Osvif | Norway | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Oswald | England | ☾ Moon | Silver | ♎ Libra | 20/2 |
| ♂ Oswaldo | Germany | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Oswallt | England | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Osweald | England | ☾ Moon, ♆ Neptune | Zinc, Tin | ♓ Pisces,♍ Virgo | 25/7 |
| ♂ Oswell | England | ☿ Mercury, ♅ Uranus | Mercury | ♊ Twins,♒ Aquarius | 23/5 |
| ♂ Oswin | England | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Oswine | England | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂ Oswiu | England | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 24/6 |
| ♂ Oswy | England | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Oszkar | Hungary | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 27/9 |
| ♂ Ota | Germany | ♂ Mars, ♃ Jupiter | Iron | ♈ Aries,♐ Sagittarius | 9/9 |
| ♂ Otadan | America | ☉ Sun | Gold | ♌ Leo | 19/1 |
| ♂ Otaktay | America | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 21/3 |
| ♂ Othello | Greece | ♀ Venus | Copper | ♎ Libra,♉ Taurus | 33/6 |
| ♂ Othin | Norway | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 30/3 |
| ♂ Othman | Germany | ♂ Mars, ♄ Saturn | Iron, Tin | ♏ Scorpio,♑ Capricorn | 26/8 |
| ♂ Othmann | Germany | ♄ Saturn, ☿ Mercury | Tin | ♍ Virgo | 31/4 |
| ♂ Othmar | Germany | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 30/3 |
| ♂ Othni | Israel | ♃ Jupiter | Zinc, Tin | ♓ Pisces, ♐ Sagittarius | 30/3 |