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 | Ontiena | Ontiena — loved for the sense of Radiant and strong | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | African |
| O | Ontienah | Ontienah — carrying the essence of Noble and graceful | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | African |
| O | Ontina | Ontina — embodying qualities of Gentle and bright | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Ontinah | Ontinah — embodying qualities of Pure and radiant | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Global, Modern |
| O | Ontybile | Ontybile — evoking the qualities of Gift of grace | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | African |
| O | Ontybyle | Ontybyle — a graceful name meaning Noble and blessed | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | African |
| O | Ontyna | Ontyna — a unique name that means Gentle and pure | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Global, Modern |
| O | Ontynah | Ontynah — often chosen for its link with Radiant and kind | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Ony | Ony — a radiant choice that means Eagle and strong | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | African |
| O | Onya | Onya — admired as it reflects Radiant and graceful | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Onyah | Onyah — a charming name with roots in Pure and noble | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Global, Modern |
| O | Onycks | Onycks — admired as it reflects Strong as stone | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Onyda | Onyda — a radiant choice that means Stone and strength | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Native American |
| O | Onydah | Onydah — a timeless choice symbolizing Noble stone | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Native American |
| O | Onyks | Onyks — treasured for its meaning: Rare and strong | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Onysha | Onysha — valued for its essence of Gentle and bright | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Onyshah | Onyshah — a unique name that means Noble and radiant | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Global, Modern |
| O | Onyx | Onyx — often chosen for its link with Precious stone | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Greek |
| O | Oona | Oona — a charming name with roots in Lamb and purity | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Celtic, Irish |
| O | Oonag | Oonag — loved for the sense of Gentle and kind | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Celtic, Irish |
| O | Oonagh | Oonagh — reflecting the spirit of Pure and holy | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Celtic, Irish |
| O | Oonah | Oonah — a distinguished name linked to Grace and light | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Celtic, Irish |
| O | Oonaugh | Oonaugh — cherished for its connection to Radiant and gentle | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Celtic, Irish |
| O | Oorja | Oorja — known for symbolizing Energy and strength | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | Hindu | Girl | Sanskrit, Indian |
| O | Oormila | Oormila — celebrated for symbolizing Noble and graceful | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Hindu | Girl | Sanskrit, Indian |
| O | Oota Dabun | Oota Dabun — admired as it reflects Day star | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Native American |
| O | Opa | Opa — treasured for its meaning: Voice and joy | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Greek |
| O | Opah | Opah — a radiant choice that means Beautiful and bright | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | Jewish | Girl | Hebrew |
| O | Opal | Opal — celebrated for symbolizing Jewel and precious | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | Hindu | Girl | Sanskrit, Indian |
| O | Opala | Opala — a classic choice tied to Radiant jewel | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Hindu | Girl | Sanskrit, Indian |
| O | Opale | Opale — a timeless choice symbolizing Precious stone | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | French, Latin |
| O | Opaleena | Opaleena — an inspiring name associated with Gentle and radiant | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Opaleene | Opaleene — a classic choice tied to Pure and graceful | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Opalina | Opalina — shining with the meaning of Bright and precious | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Opaline | Opaline — a timeless choice symbolizing Jewel and glow | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | French, Latin |
| O | Opall | Opall — a charming name with roots in Radiant and rare | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Global, Modern |
| O | Opalla | Opalla — rooted in tradition, associated with Noble and precious | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Opalle | Opalle — a charming name with roots in Gentle and pure | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Opalyna | Opalyna — embodying qualities of Radiant and graceful | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Opalyne | Opalyne — treasured for its meaning: Noble and bright | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Global, Modern |
| O | Oparna | Oparna — shining with the meaning of Divine and pure | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Hindu | Girl | Sanskrit, Indian |
| O | Opel | Opel — admired as it reflects Jewel and precious | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Opha | Opha — known for symbolizing Radiant and gentle | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | Jewish | Girl | Hebrew |
| O | Ophah | Ophah — reflecting the spirit of Bird and beauty | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Jewish | Girl | Hebrew |
| O | Ophea | Ophea — embodying qualities of Pure and graceful | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | General | Girl | Global, Modern |
| O | Opheara | Opheara — a radiant choice that means Gentle and noble | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Ophee | Ophee — reflecting the spirit of Radiant and kind | 4 | Rahu (Uranus) | Saturday | Grey | 4, 13, 22, 31 | Organized, Hardworking, Loyal, Trustworthy | General | Girl | Global, Modern |
| O | Opheera | Opheera — cherished for its connection to Bright and precious | 5 | Mercury | Wednesday | Green | 5, 14, 23, 32 | Spontaneous, Traveler, Clever, Adaptable | General | Girl | Global, Modern |
| O | Opheira | Opheira — embodying qualities of Beautiful and noble | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Jewish | Girl | Hebrew |
| O | Ophel | Ophel — a graceful name meaning Tower and strength | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | Jewish | Girl | Hebrew |
| O | Ophela | Ophela — evoking the qualities of Radiant and strong | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | Jewish | Girl | Hebrew |
| O | Ophelia | Ophelia — treasured for its meaning: Help and compassion | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Greek |
| O | Opheliah | Opheliah — celebrated for symbolizing Gentle and noble | 2 | Moon | Monday | White | 2, 11, 20, 29 | Caring, Patient, Mediator, Supportive | General | Girl | Greek |
| O | Ophelie | Ophelie — admired as it reflects Grace and light | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | French, Latin |
| O | Ophelya | Ophelya — a poetic name signifying Radiant and pure | 1 | Sun | Sunday | Red | 1, 10, 19, 28 | Goal-Oriented, Fearless, Motivator, Pioneering | General | Girl | Global, Modern |
| O | Ophey | Ophey — a classic choice tied to Gentle and bright | 6 | Venus | Friday | Pink | 6, 15, 24, 33 | Romantic, Responsible, Sympathetic, Warm | General | Girl | Global, Modern |
| O | Ophi | Ophi — shining with the meaning of Graceful and kind | 3 | Jupiter | Thursday | Yellow | 3, 12, 21, 30 | Imaginative, Social, Joyful, Expressive | General | Girl | Global, Modern |
| O | Ophie | Ophie — valued for its essence of Gentle and radiant | 8 | Saturn | Saturday | Black | 8, 17, 26, 35 | Achiever, Practical, Power-Seeker, Determined | General | Girl | Global, Modern |
| O | Ophiera | Ophiera — valued for its essence of Noble and graceful | 9 | Mars | Tuesday | Maroon | 9, 18, 27, 36 | Visionary, Courageous, Charitable, Generous | Jewish | Girl | Hebrew |
| O | Ophilia | Ophilia — a graceful name meaning Love and compassion | 7 | Ketu (Neptune) | Monday | Light Green | 7, 16, 25, 34 | Wise, Knowledge-Seeker, Deep Thinker, Introspective | General | Girl | Greek |