Baby girl names that start with "O" are uncommon yet captivating, often carrying a strong, melodic, and sophisticated feel. Classic choices like Olivia, Ophelia, and Octavia exude timeless grace, while modern standouts such as Oakley, Ocean, and Opal bring a free-spirited, adventurous vibe. "O" names are perfect for parents who want something distinctive but not overly exotic, with options ranging from mythological (Odette, Olympia) to nature-inspired (Olive, Orla). If you're searching for a name that’s both striking and meaningful, "O" names offer a rare blend of strength and femininity that stands out beautifully.
Baby Girl Names That Start With O
Overflowing with opulence, optimism, and oceanic grace — baby girl names that start with O are wonderfully unique and often mystical. From literary stars like Ophelia to soft botanicals like Oliana. This list of 50 girl names starting with O perfectly blends natural beauty with a poetic soul.
See All the Names1. Olivia
Origin: Latin
Meaning: Olive tree
Description: Olivia is the epitome of timeless elegance, a name that has gracefully topped charts for decades. Its four melodious syllables symbolize peace (olive branch) and endurance (evergreen tree), offering both softness and strength. The name's Shakespearean pedigree (Twelfth Night) and modern popularity create perfect balance between classic and contemporary, making it eternally fresh yet substantial.
2. Ophelia
Origin: Greek
Meaning: Help
Description: Ophelia is a tragic Shakespearean heroine whose name floats with liquid beauty. Its four poetic syllables (oh-FEEL-ya) dance between melancholy and romance, while the Greek roots add ancient gravitas. The name's literary mystique and floral associations (from Hamlet's flower-strewn fate) make it ideal for parents who love names with dramatic depth and ethereal grace.
3. Odette
Origin: French
Meaning: Wealth
Description: Odette is a delicate French jewel that pirouettes with ballet charm (from Swan Lake). Its three elegant syllables (oh-DET) whisper aristocratic heritage and artistic grace. The name's vintage revival offers Parisian sophistication with fairytale magic, perfect for parents who appreciate names with Old World beauty and subtle strength.
4. Octavia
Origin: Latin
Meaning: Eighth
Description: Octavia is a stately Latin name that commands attention with imperial dignity. Its four strong syllables honor Roman nobility (Augustus' sister) while the "eighth" meaning adds numerical intrigue. The name offers vintage grandeur with modern feminist appeal, ideal for parents who love classical names with scholarly weight and timeless power.
5. Orla
Origin: Irish
Meaning: Golden princess
Description: Orla is a radiant Celtic gem that shines with two-syllable simplicity (OR-lah). Its "golden princess" meaning and mythological connections (to Irish warrior queens) create royal charm without pretension. The name's rising popularity reflects our love for short, international names with heritage and luminous quality.
6. Ottilie
Origin: German
Meaning: Prosperous in battle
Description: Ottilie is a vintage German treasure that blooms with unexpected sweetness. Pronounced OT-uh-lee, its three lilting syllables balance martial meaning with feminine charm. The name's Edwardian revival and nickname options (Tillie, Lottie) make it perfect for parents who appreciate antique names with spunk and continental flair.
7. Oceane
Origin: French
Meaning: Ocean
Description: Océane is a liquid French dream that flows with three serene syllables (oh-say-AHN). The acute accent adds Parisian chic to its aquatic meaning, evoking endless horizons and tranquil depths. The name offers nature-inspired elegance with European sophistication, ideal for parents who love water names with poetic movement.
8. Odessa
Origin: Greek
Meaning: Long journey
Description: Odessa is a cosmopolitan place name that glows with wanderlust spirit. Its three smooth syllables (oh-DESS-ah) reference both the Ukrainian port and Homeric voyages, creating layered beauty. The name's geographical grandeur and "journey" meaning make it perfect for adventurous parents who appreciate names with historical resonance and global charm.
9. Oona
Origin: Irish
Meaning: Lamb
Description: Oona is a whimsical Irish sprite of a name, pronounced OO-nah. Its two simple syllables carry Celtic mystique (from legendary Queen Oonagh) and gentle animal symbolism. The name's fairy-tale quality and artistic connections (Oona Chaplin) offer playful elegance for parents who love short names with mythological charm and soft strength.
10. Orianna
Origin: Latin
Meaning: Dawn
Description: Orianna is a golden elaboration of Aurora that shines with four lyrical syllables (or-ee-AH-nah). The "dawn" meaning promises new beginnings, while the "-anna" ending adds graceful femininity. The name's literary pedigree (from medieval romance to sci-fi) makes it ideal for parents who appreciate names with luminous imagery and romantic sophistication.
11. Oakley
Origin: English
Meaning: Oak clearing
Description: Oakley is a sturdy unisex name that roots itself in nature's strength. Its two crisp syllables blend the mighty oak with sunny "-ley" meadows, offering both earthy solidity and approachable charm. The name's modern popularity reflects our love for gender-neutral nature names with vintage surname appeal and quiet confidence.
12. Opal
Origin: Sanskrit
Meaning: Gem
Description: Opal is a luminous gem name that shimmers with iridescent mystery. Its two open syllables capture the stone's play-of-color magic and October birthstone significance. The name's vintage revival offers organic elegance and artistic bohemian vibes, perfect for parents who appreciate jewel names with ethereal beauty and subtle fire.
13. Odilia
Origin: Germanic
Meaning: Wealth
Description: Odilia is a rare medieval gem that wears its "wealth" meaning with quiet dignity. Pronounced oh-DEEL-ya, its four syllables roll with Old World grace and saintly heritage (patroness of good eyesight). The name's antique charm and nickname options (Dilly, Lia) make it ideal for parents who love obscure names with historical depth and melodic beauty.
14. Olive
Origin: English
Meaning: Olive tree
Description: Olive is a vintage nature name that branches into modern freshness. Its two solid syllables symbolize peace (olive branch) and Mediterranean vitality, offering both earthy charm and spiritual depth. The name's revival fits today's love for botanical classics, perfect for parents who appreciate simple names with organic elegance and timeless appeal.
15. Onyx
Origin: Greek
Meaning: Black gem
Description: Onyx is a sleek mineral name that polishes darkness to a brilliant sheen. Its two sharp syllables carry the black gem's protective legends and modern edge. The name's unisex potential and "x" ending give it contemporary cool, ideal for parents who love gemstone names with bold simplicity and mysterious allure.
16. Oriana
Origin: Latin
Meaning: Sunrise
Description: Oriana is a radiant variation that spins gold from dawn's first light. Its four melodious syllables (or-ee-AH-nah) dance between Italian operas and Arthurian legends, offering artistic grandeur. The name's luminous meaning and romantic flow make it perfect for parents who appreciate elaborate names with celestial beauty and poetic resonance.
17. Ozara
Origin: Hebrew
Meaning: Treasure
Description: Ozara is a glittering Hebrew name that packs precious meaning into three vibrant syllables (oh-ZAR-ah). Its "treasure" significance and zippy "z" sound create sparkling energy, while remaining elegantly wearable. The name offers Jewish heritage with universal appeal, ideal for parents who value names with spiritual richness and joyful brilliance.
18. Omara
Origin: Arabic
Meaning: Flourishing
Description: Omara is a lyrical Arabic name that blossoms with three graceful syllables (oh-MAR-ah). The "flourishing" meaning suggests vibrant growth and positive energy, while the soft vowels create gentle flow. The name's multicultural beauty and uplifting significance make it perfect for parents who appreciate names with Middle Eastern elegance and organic vitality.
19. Oriana-Rose
Origin: Modern
Meaning: Sunrise + flower
Description: Oriana-Rose is a luminous hyphenated name that marries dawn's golden promise with garden-fresh beauty. The elaborate "Oriana" gains floral softness from simple "Rose," creating perfect harmony between celestial and earthly. Ideal for romantic parents who love compound names with layered natural imagery and melodic elegance.
20. Oliana
Origin: Polynesian
Meaning: Oleander flower
Description: Oliana is an exotic floral name that sways with island breezes. Pronounced oh-lee-AH-nah, its four liquid syllables capture the oleander's tropical beauty and Hawaiian charm. The name offers botanical freshness with Pacific Islander roots, perfect for parents who love nature names with uncommon beauty and oceanic serenity.
21. Olivine
Origin: Latin
Meaning: Olive green gem
Description: Olivine is a rare geological name that shimmers with earthy elegance. Its three sophisticated syllables (OL-ih-veen) name the peridot's mineral form, offering both gemstone allure and natural simplicity. The name's scientific romance and subtle color connection make it ideal for parents who appreciate obscure nature names with quiet, organic brilliance.
22. Odelia
Origin: Hebrew
Meaning: I will praise God
Description: Odelia is a joyful Hebrew name that sings with four melodic syllables (oh-DEEL-ya). Its spiritual meaning and "ode" beginning create lyrical devotion, while the "-lia" ending adds feminine grace. The name offers biblical roots with European sophistication, perfect for parents who value names with sacred significance and musical beauty.
23. Orlena
Origin: Slavic
Meaning: Eagle
Description: Orlena is a strong Slavic name that soars with three regal syllables (or-LAY-nah). The "eagle" meaning symbolizes vision and freedom, while the fluid vowels keep it gracefully wearable. The name's Eastern European charm and powerful imagery make it ideal for parents who appreciate uncommon names with noble connotations and quiet might.
24. Ottilia
Origin: German
Meaning: Fortunate heroine
Description: Ottilia is a vintage Germanic name that blooms with antique charm. Pronounced oh-TEEL-ya, its four syllables balance "fortune" and "heroism" in perfect feminine harmony. The name's medieval revival and nickname options (Tillie, Tilly) offer old-world elegance for parents who love historical names with sweet strength and European pedigree.
25. Orchid
Origin: Greek
Meaning: Flower
Description: Orchid is an exotic botanical name that blooms with daring elegance. Its two crisp syllables capture the flower's rare beauty and tropical mystique, offering nature-inspired sophistication. The name's unconventional floral choice makes it perfect for parents who appreciate bold garden names with artistic flair and striking visual imagery.
26. Odessa-Rose
Origin: Modern
Meaning: Journey + flower
Description: Odessa-Rose is a radiant hyphenated name that marries wanderlust spirit with garden-fresh beauty. The exotic "Odessa" (suggesting sea voyages) gains delicate softness from timeless "Rose," creating perfect harmony between adventure and romance. The name flows with poetic cadence, ideal for parents who love compound names with vivid imagery and lyrical elegance.
27. Orielle
Origin: Latin
Meaning: Golden
Description: Orielle is a luminous Latin name that glows with three melodic syllables (or-ee-EL). Its "golden" meaning and "-elle" ending create celestial elegance, suggesting both sunlight and angelic beauty. The name's rarity and radiant quality make it perfect for parents seeking something uncommon yet accessible with ethereal charm and warm brilliance.
28. Oliviana
Origin: Modern
Meaning: Olive + grace
Description: Oliviana is an inventive lyrical name that blends the peace of "Olive" with the elegance of "-iana." Its five flowing syllables (oh-liv-ee-AH-nah) offer elaborate beauty and natural grace. The name's harmonious construction makes it ideal for parents who appreciate newly created names with organic roots and sophisticated femininity.
29. Orabelle
Origin: Latin
Meaning: Beautiful seacoast
Description: Orabelle is a whimsical coastal name that rolls like ocean waves in three sweet syllables (OR-ah-bell). The "belle" ending adds French charm to its seaside meaning, creating imagery of sunlit shores. Perfect for beach-loving families who appreciate names with vintage revival potential and natural poetry.
30. Olenna
Origin: Slavic
Meaning: Shining light
Description: Olenna is a regal Slavic gem that shines with three crisp syllables (oh-LEN-ah). Its luminous meaning and aristocratic vibe (reminiscent of Game of Thrones' sharp-witted queen) create powerful femininity. The name offers Eastern European sophistication with universal appeal, ideal for parents who value names with noble energy and bright significance.
31. Olivet
Origin: Biblical
Meaning: Mount of olives
Description: Olivet is a spiritual place name rooted in biblical geography (the hill near Jerusalem). Its three gentle syllables (OL-ih-vet) balance earthy olive imagery with sacred resonance. The name offers peaceful strength and uncommon vintage charm, perfect for parents who appreciate names with scriptural depth and natural simplicity.
32. Omaya
Origin: Arabic
Meaning: High status
Description: Omaya is an elegant Arabic name that carries quiet prestige in three graceful syllables (oh-MY-ah). The "high status" meaning suggests nobility without pretension, while the soft vowels create approachable beauty. The name's Middle Eastern roots and uplifting significance make it ideal for multicultural families.
33. Odelyn
Origin: French
Meaning: Song of praise
Description: Odelyn is a melodic French-inspired name that hums with four lyrical syllables (OH-deh-lin). The "song of praise" meaning creates joyful spirituality, while the trendy "-lyn" ending keeps it contemporary. Perfect for parents who love invented names with medieval echoes and musical positivity.
34. Odelina
Origin: Germanic
Meaning: Little wealthy one
Description: Odelina is a charming Germanic diminutive that sparkles with vintage sweetness. Its four delicate syllables (oh-deh-LEE-nah) offer antique grace and nickname options (Lina, Della). The name's "wealth" meaning suggests both prosperity and richness of character, ideal for parents who appreciate old-fashioned names with substance.
35. Orinthia
Origin: Greek
Meaning: To excite, stir
Description: Orinthia is a spirited Greek name that dances with four vibrant syllables (or-IN-thee-ah). The energizing meaning and mythic vibe create dynamic femininity, while the flowing vowels maintain elegance. Perfect for parents who love names with ancient roots and lively personality.
36. Oceania
Origin: Greek
Meaning: Ocean realm
Description: Oceania is an expansive aquatic name that flows with four majestic syllables (oh-see-AN-ee-ah). The "ocean realm" meaning evokes vast blue mysteries and natural wonder. The name's geographical grandeur makes it ideal for parents who appreciate place names with epic scale and liquid beauty.
37. Orinda
Origin: Latin
Meaning: Gold
Description: Orinda is a golden Latin name that shines with three serene syllables (or-IN-dah). The precious metal meaning suggests both value and luminous warmth. The name's rarity and peaceful elegance make it perfect for parents seeking something classic yet uncommon with quiet brilliance.
38. Oriana-Lux
Origin: Modern
Meaning: Dawn + light
Description: Oriana-Lux is a radiant hyphenated name that doubles down on luminous imagery. The elaborate "Oriana" (meaning dawn) gains sparkling intensity from simple "Lux" (Latin for light), creating celestial harmony. Ideal for parents who love compound names with layered brilliance and artistic flair.
39. Ovidia
Origin: Latin
Meaning: Sheep
Description: Ovidia is a rare Latin name that carries pastoral peace in four gentle syllables (oh-VID-ee-ah). The "sheep" meaning suggests innocence and gentleness, while the classical roots add scholarly charm. Perfect for parents who appreciate obscure vintage names with organic simplicity.
40. Omena
Origin: Finnish
Meaning: Apple
Description: Omena is a crisp Finnish nature name that blooms with two sweet syllables (OH-meh-nah). The "apple" meaning evokes orchard freshness and biblical symbolism (forbidden fruit). The name's Scandinavian charm and fruity whimsy make it ideal for parents who love organic names with international flair.
41. Oris
Origin: Hebrew
Meaning: Tree
Description: Oris is a grounded Hebrew name that stands strong in two simple syllables (OR-is). The "tree" meaning suggests stability and growth, while the minimalist form feels modern. Perfect for parents who value names with natural roots and uncomplicated elegance.
42. Odelinda
Origin: Spanish
Meaning: Praise
Description: Odelinda is a lyrical Spanish name that sings with four melodious syllables (oh-deh-LEEN-dah). The "praise" meaning creates joyful spirituality, while the elaborate flow offers romantic femininity. Ideal for parents who appreciate ornate names with Hispanic charm and uplifting significance.
43. Olivetta
Origin: Italian
Meaning: Little olive tree
Description: Olivetta is a delicate Italian diminutive that sways with three graceful syllables (oh-lih-VET-ah). The "-etta" ending adds petite charm to the peaceful olive meaning. The name's vintage revival potential makes it perfect for parents who love botanical names with European sweetness.
44. Oria
Origin: Hebrew
Meaning: Light of God
Description: Oria is a sacred Hebrew name that glows with two luminous syllables (OR-ee-ah). The divine "light" meaning creates spiritual radiance, while the simple structure ensures versatility. Ideal for parents who value names with biblical roots and serene brilliance.
45. Oriana-Grace
Origin: Modern
Meaning: Dawn + elegance
Description: Oriana-Grace is a harmonious hyphenated name that blends celestial promise with virtuous beauty. The elaborate "Oriana" (meaning dawn) gains refined softness from classic "Grace," creating perfect balance. Perfect for parents who appreciate lyrical compound names with layered elegance.
46. Ophelina
Origin: Invented
Meaning: Inspired by Ophelia
Description: Ophelina is a poetic elaboration that extends Shakespearean beauty into four dreamy syllables (oh-feh-LEE-nah). The invented name keeps Ophelia's liquid grace while adding fresh floral charm. Ideal for literary parents who love romantic names with creative twists.
47. Ottina
Origin: German
Meaning: Prosperous in battle
Description: Ottina is a strong Germanic name that marches with three crisp syllables (oh-TEE-nah). The "battle prosperity" meaning suggests victorious femininity, while the vintage form feels freshly wearable. Perfect for parents who appreciate names with warrior spirit and antique charm.
48. Oralyn
Origin: English
Meaning: Melody
Description: Oralyn is a modern musical name that hums with three gentle syllables (OR-ah-lin). The "melody" meaning and trendy "-lyn" ending create contemporary sweetness. Ideal for parents who love invented names with harmonious sounds and lighthearted joy.
49. Ornella
Origin: Italian
Meaning: Flowering ash tree
Description: Ornella is a lush Italian name that blooms with three elegant syllables (or-NEL-ah). The botanical meaning blends floral delicacy with arboreal strength, while the "-ella" ending adds feminine grace. Perfect for parents who appreciate European names with natural poetry.
50. Ozella
Origin: Hebrew
Meaning: God strengthens
Description: Ozella is a vintage Hebrew name that carries spiritual might in three sturdy syllables (oh-ZEL-ah). The "divine strength" meaning creates powerful reassurance, while the antique form feels ready for revival. Ideal for parents who value names with biblical roots and quiet resilience.
