Baby Girl Names A–Z with Meanings, Origins & Numerology
Browse a complete A–Z list of baby girl names with meaningful origins, positive traits and numerology. Find elegant, unique and popular girl names loved by parents across the world.
Baby Girl 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 | Ongella | Ongella — shining with the meaning of Gentle and graceful | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | African |
| O | Ongelle | Ongelle — rooted in tradition, associated with Noble and bright | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | African |
| O | Ongelyn | Ongelyn — valued for its essence of Radiant and strong | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | African |
| O | Ongelynn | Ongelynn — admired as it reflects Gentle and pure | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | African |
| O | Ongie | Ongie — a radiant choice that means Bright and kind | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | African |
| O | Ongilia | Ongilia — often chosen for its link with Noble and graceful | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | African |
| O | Ongyalka | Ongyalka — carrying the essence of Radiant and pure | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | African |
| O | Onia | Onia — carrying the essence of Gentle and radiant | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Oniah | Oniah — known for symbolizing God’s answer | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Christian | Girl | Biblical |
| O | Onicks | Onicks — a charming name with roots in Strong and rare | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Global, Modern |
| O | Onida | Onida — a unique name that means Searched for and found | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Native American |
| O | Onidah | Onidah — valued for its essence of Long awaited | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Native American |
| O | Onie | Onie — admired for representing Gentle and bright | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Onieda | Onieda — reflecting the spirit of Wise and noble | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Native American |
| O | Onielka | Onielka — valued for its essence of Radiant and graceful | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Slavic |
| O | Oniesha | Oniesha — valued for its essence of Noble and pure | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Global, Modern |
| O | Onieshah | Onieshah — known for symbolizing Gentle and radiant | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Oniks | Oniks — reflecting the spirit of Rare and strong | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Onit | Onit — known for symbolizing Radiant and noble | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Global, Modern |
| O | Onix | Onix — echoing the idea of Strong and precious stone | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Global, Modern |
| O | Oniya | Oniya — evoking the qualities of God’s gift | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | Jewish | Girl | Hebrew |
| O | Oniyah | Oniyah — embodying qualities of Divine and graceful | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Jewish | Girl | Hebrew |
| O | Onjela | Onjela — a unique name that means Noble and radiant | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Onjelica | Onjelica — a radiant choice that means Radiant and graceful | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Onjelika | Onjelika — shining with the meaning of Noble and pure | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Onjelita | Onjelita — echoing the idea of Gentle and kind | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Onjella | Onjella — a classic choice tied to Bright and serene | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Onndrea | Onndrea — a distinguished name linked to Strong and courageous | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Greek |
| O | Onndria | Onndria — rooted in tradition, associated with Noble and brave | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Greek |
| O | Onnie | Onnie — admired for representing Gentle and bright | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Onnjel | Onnjel — admired as it reflects Noble and radiant | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Onnor | Onnor — reflecting the spirit of Brave and kind | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Global, Modern |
| O | Onor | Onor — valued for its essence of Honor and dignity | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Latin |
| O | Onora | Onora — celebrated for symbolizing Honor and grace | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Latin |
| O | Onorata | Onorata — a graceful name meaning Honored and blessed | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Latin |
| O | Onoratas | Onoratas — echoing the idea of Noble and dignified | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Latin |
| O | Onore | Onore — known for symbolizing Honor and virtue | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Latin |
| O | Onoree | Onoree — a radiant choice that means Grace and dignity | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Latin |
| O | Onori | Onori — admired as it reflects Noble and pure | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Latin |
| O | Onoria | Onoria — a charming name with roots in Honor and nobility | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Latin |
| O | Onorie | Onorie — cherished for its connection to Virtue and grace | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Latin |
| O | Onorina | Onorina — a classic choice tied to Gentle and noble | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Latin |
| O | Onorine | Onorine — carrying the essence of Honored and radiant | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Latin |
| O | Onory | Onory — echoing the idea of Noble and kind | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Latin |
| O | Onour | Onour — admired for representing Honor and virtue | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Global, Modern |
| O | Onoura | Onoura — shining with the meaning of Dignity and light | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | African |
| O | Onoure | Onoure — evoking the qualities of Radiant and noble | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Onouri | Onouri — valued for its essence of Gentle and honorable | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Global, Modern |
| O | Onouria | Onouria — a distinguished name linked to Noble and blessed | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Onourie | Onourie — admired for representing Graceful and radiant | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Onoury | Onoury — valued for its essence of Honor and dignity | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Global, Modern |
| O | Ontario | Ontario — a timeless choice symbolizing Beautiful waters | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Global, Modern |
| O | Onteana | Onteana — known for symbolizing Radiant and strong | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Onteanah | Onteanah — a charming name with roots in Noble and pure | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Onteena | Onteena — evoking the qualities of Gentle and graceful | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Global, Modern |
| O | Onteenah | Onteenah — treasured for its meaning: Radiant and kind | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Onteina | Onteina — admired as it reflects Pure and serene | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Onteinah | Onteinah — celebrated for symbolizing Noble and bright | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Ontibile | Ontibile — loved for the sense of Given and blessed | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | African |
| O | Ontibyle | Ontibyle — embodying qualities of Gift and joy | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | African |