
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 Beginning with O
Names starting with O stand for openness, optimism, and originality. Baby names beginning with O often sound strong and uplifting. From Olivia and Omar to Omkar and Owen, they symbolize hope, harmony, and creativity. O-names feel modern and inspiring, perfect for those who embrace positivity and individuality.
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| Alphabet | Name | Meaning | Numerology | Ruling Planet | Lucky Day | Lucky Colour | Lucky Number(s) | Traits | Religion | Gender | Origin |
|---|---|---|---|---|---|---|---|---|---|---|---|
| O | Olu | Olu — a charming name with roots in God is my salvation | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Boy | African |
| O | Oluakachukwu | Oluakachukwu — an inspiring name associated with God’s hand | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Olubayo | Olubayo — treasured for its meaning: Joy of God | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | African |
| O | Oluchuckwu | Oluchuckwu — a charming name with roots in God’s work | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Boy | African |
| O | Oluf | Oluf — admired as it reflects Ancestor’s relic | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | Norse, Old Norse |
| O | Olufemi | Olufemi — embodying qualities of God loves me | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | African |
| O | Olugbala | Olugbala — a classic choice tied to God is savior | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | African |
| O | Olujimi | Olujimi — an inspiring name associated with God gave me this | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | African |
| O | Olumide | Olumide — a radiant choice that means My Lord has come | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | African |
| O | Olumoi | Olumoi — reflecting the spirit of Spirit and grace | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Olus | Olus — a timeless choice symbolizing Wealth and honor | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Olushegun | Olushegun — a graceful name meaning God is victorious | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Olushola | Olushola — echoing the idea of God has blessed me | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Olutosin | Olutosin — a distinguished name linked to God is worthy of praise | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | African |
| O | Oluwa | Oluwa — known for symbolizing Lord and God | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | African |
| O | Oluwatobi | Oluwatobi — shining with the meaning of God is great | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | African |
| O | Oluwatosin | Oluwatosin — an inspiring name associated with God is worthy | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Oluyemi | Oluyemi — a graceful name meaning God honors me | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | African |
| O | Olvery | Olvery — embodying qualities of Noble and true | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | English, Western |
| O | Olviemi | Olviemi — a charming name with roots in Precious gift | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Olvin | Olvin — known for symbolizing Elf friend | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Boy | English, Western |
| O | Olympio | Olympio — a classic choice tied to From Olympus | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | Greek |
| O | Olympios | Olympios — an inspiring name associated with Sacred and divine | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | Greek |
| O | Olyn | Olyn — a poetic name signifying Holy and pure | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Boy | Greek |
| O | Om | Om — rooted in tradition, associated with Sacred syllable | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | Hindu | Boy | Indian, Sanskrit |
| O | Om Prakash | Om Prakash — a radiant choice that means Sacred light | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Hindu | Boy | Indian, Sanskrit |
| O | Oma | Oma — a poetic name signifying Life and grace | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Boy | African |
| O | Omaar | Omaar — a unique name that means Flourishing and long-lived | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omair | Omair — shining with the meaning of Prosperous and long life | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omal | Omal — celebrated for symbolizing Precious and rare | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | Hindu | Boy | Indian, Sanskrit |
| O | Oman | Oman — valued for its essence of Wealthy land | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Boy | Global, Modern |
| O | Omanand | Omanand — admired as it reflects Joy of life | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | Hindu | Boy | Indian, Sanskrit |
| O | Omar | Omar — an inspiring name associated with Flourishing and thriving | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omaree | Omaree — often chosen for its link with Long life | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omari | Omari — evoking the qualities of Thriving and flourishing | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omarjeet | Omarjeet — a graceful name meaning Victorious protector | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | Hindu | Boy | Indian, Sanskrit |
| O | Omarr | Omarr — celebrated for symbolizing Long life | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omary | Omary — loved for the sense of Life and prosperity | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omdutt | Omdutt — an inspiring name associated with Gift of God | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Hindu | Boy | Indian, Sanskrit |
| O | Omeet | Omeet — valued for its essence of Friend and companion | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | Hindu | Boy | Indian, Sanskrit |
| O | Omegbha | Omegbha — loved for the sense of Blessed by God | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | African |
| O | Omeir | Omeir — embodying qualities of Prosperous | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omen | Omen — shining with the meaning of Sign and destiny | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Boy | Global, Modern |
| O | Omenihu | Omenihu — reflecting the spirit of God has done this | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Boy | African |
| O | Omer | Omer — a unique name that means Sheaf of grain | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | Jewish | Boy | Hebrew |
| O | Omesa | Omesa — cherished for its connection to Protector | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Boy | African |
| O | Omesh | Omesh — admired as it reflects Lord of the soul | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | Hindu | Boy | Indian, Sanskrit |
| O | Omeshwar | Omeshwar — carrying the essence of Supreme God | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Hindu | Boy | Indian, Sanskrit |
| O | Omesonma | Omesonma — carrying the essence of Child of goodness | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Boy | African |
| O | Ometz | Ometz — a unique name that means Courage and strength | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | Jewish | Boy | Hebrew |
| O | Omi | Omi — admired for representing Water and purity | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Boy | Japanese |
| O | Omie | Omie — often chosen for its link with Beloved child | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Boy | English, Western |
| O | Omir | Omir — echoing the idea of Long-lived | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | Muslim | Boy | Arabic, Urdu, Islamic |
| O | Omja | Omja — a timeless choice symbolizing Born of light | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Hindu | Boy | Indian, Sanskrit |
| O | Omkar | Omkar — shining with the meaning of Sacred sound Om | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | Hindu | Boy | Indian, Sanskrit |
| O | Omkaramurthy | Omkaramurthy — loved for the sense of Sacred Om and divine Lord | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Hindu | Boy | Indian, Sanskrit |
| O | Omkaresh | Omkaresh — often chosen for its link with Lord of Om | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Hindu | Boy | Indian, Sanskrit |
| O | Omkareshwar | Omkareshwar — echoing the idea of Supreme Lord of Om | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | Hindu | Boy | Indian, Sanskrit |
| O | Omkarnath | Omkarnath — loved for the sense of Protector of Om | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Hindu | Boy | Indian, Sanskrit |
| O | Omkesh | Omkesh — cherished for its connection to Lord of Om | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | Hindu | Boy | Indian, Sanskrit |
