Baby Boy Names A–Z with Meanings, Numerology & Origin
Explore a wide collection of baby boy names with beautiful meanings, numerology, lucky numbers and origins. Browse A–Z to discover traditional, modern and trending boy names chosen by parents worldwide.
Baby Boy Names A–Z
| Alphabet | Name | Meaning | Numerology | Ruling Planet | Lucky Day | Lucky Colour | Lucky Number(s) | Traits | Religion | Gender | Origin |
|---|---|---|---|---|---|---|---|---|---|---|---|
| O | Osione | Osione — evoking the qualities of God is peace | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Osioze | Osioze — a radiant choice that means God’s hand | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | African |
| O | Osip | Osip — celebrated for symbolizing God increases | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | Slavic, Russian |
| O | Osipkekhai | Osipkekhai — valued for its essence of God’s helper | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Osiris | Osiris — a poetic name signifying God of the afterlife | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | Egyptian |
| O | Osiro | Osiro — admired as it reflects Wealthy child | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Osizemele | Osizemele — valued for its essence of God sustains | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | African |
| O | Osizemete | Osizemete — a unique name that means God has created | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | African |
| O | Osizemhele | Osizemhele — treasured for its meaning: God supports | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | African |
| O | Oskar | Oskar — echoing the idea of Divine spear | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | Germanic |
| O | Osker | Osker — a radiant choice that means Divine warrior | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | English, Western |
| O | Osman | Osman — rooted in tradition, associated with Pure and virtuous | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Osmar | Osmar — a unique name that means Divine fame | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Boy | Spanish, Latin |
| O | Osmin | Osmin — known for symbolizing Protector | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Osmon | Osmon — carrying the essence of God’s protection | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | English, Western |
| O | Osmond | Osmond — loved for the sense of Divine protection | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | English, Western |
| O | Osondu | Osondu — a unique name that means Traveler | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | African |
| O | Osrec | Osrec — a distinguished name linked to Divine ruler | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | English, Western |
| O | Osred | Osred — admired for representing Sacred counsel | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | English, Western |
| O | Osric | Osric — an inspiring name associated with Divine ruler | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | English, Western |
| O | Ossama | Ossama — often chosen for its link with Lion | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Ossian | Ossian — a classic choice tied to Little deer | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | Celtic, Irish |
| O | Ossie | Ossie — a graceful name meaning Noble strength | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | English, Western |
| O | Osten | Osten — a unique name that means Eastern | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | Germanic |
| O | Osvaldo | Osvaldo — a timeless choice symbolizing Divine power | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | Spanish, Latin |
| O | Osvin | Osvin — a timeless choice symbolizing Divine friend | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | English, Western |
| O | Oswald | Oswald — shining with the meaning of Divine ruler | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Boy | English, Western |
| O | Oswaldo | Oswaldo — a radiant choice that means God’s power | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | Spanish, Latin |
| O | Oswell | Oswell — a charming name with roots in Divine well | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | English, Western |
| O | Oswin | Oswin — a charming name with roots in God’s friend | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | English, Western |
| O | Oswiu | Oswiu — valued for its essence of Divine war | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | English, Western |
| O | Oswyn | Oswyn — carrying the essence of God’s joy | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | English, Western |
| O | Ota | Ota — a unique name that means Fortunate rice field | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | Japanese |
| O | Otadan | Otadan — a unique name that means Spear warrior | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | Native American |
| O | Otaktay | Otaktay — a charming name with roots in Kills many | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Boy | Native American |
| O | Otek | Otek — echoing the idea of Wealthy protector | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | Slavic |
| O | Otello | Otello — a radiant choice that means Prosperous hero | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | Italian, Latin |
| O | Otemar | Otemar — reflecting the spirit of Famous wealth | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | Germanic |
| O | Otey | Otey — evoking the qualities of Wealthy guardian | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Boy | English, Western |
| O | Othell | Othell — celebrated for symbolizing Noble and prosperous | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | English, Western |
| O | Othello | Othello — valued for its essence of Wealthy hero | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | Italian, Latin |
| O | Othiambo | Othiambo — embodying qualities of Born in the evening | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Boy | African |
| O | Othieno | Othieno — a radiant choice that means Born at night | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Othman | Othman — rooted in tradition, associated with Pure and wise | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Othniel | Othniel — a classic choice tied to Strength of God | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Jewish | Boy | Hebrew |
| O | Otho | Otho — a distinguished name linked to Wealth and fortune | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | Germanic |
| O | Othon | Othon — a classic choice tied to Prosperous ruler | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | Greek |
| O | Otieno | Otieno — a poetic name signifying Born at night | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | African |
| O | Otik | Otik — embodying qualities of Wealth and power | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | Slavic |
| O | Otilio | Otilio — admired as it reflects Prosperous heritage | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | Spanish, Latin |
| O | Otis | Otis — embodying qualities of Wealthy and fortunate | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | English, Western |
| O | Otito | Otito — rooted in tradition, associated with Truth | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | African |
| O | Otitodelichukwu | Otitodelichukwu — evoking the qualities of God is truth | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | African |
| O | Otman | Otman — valued for its essence of Virtuous and pure | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Otniel | Otniel — embodying qualities of Lion of God | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Jewish | Boy | Hebrew |
| O | Oto | Oto — a radiant choice that means Wealth and fortune | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | Germanic |
| O | Otoahhastis | Otoahhastis — loved for the sense of Strong voice | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | Native American |
| O | Otoahnacto | Otoahnacto — carrying the essence of Bold warrior | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | Native American |
| O | Otokar | Otokar — admired as it reflects Wealthy ruler | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | Slavic |
| O | Otoniel | Otoniel — cherished for its connection to Strength of God | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Jewish | Boy | Hebrew |