Names beginning with the letter "O" have experienced different levels of popularity over the years, shaped by cultural trends, famous personalities, and media influences. If you're searching for distinctive names starting with O, you're in the right place as we provide a list of 170 baby girl names with O.

Whether you're continuing a family tradition of O names or simply seeking something unique, these names will offer you some excellent ideas.

1. Olivia

Derived from the Latin word oliva, meaning olive tree, symbolizing peace and fruitfulness.

2. Ophelia

Of Greek origin, meaning help or benefit.

3. Octavia

From Latin, meaning eighth, often given to the eighth-born child.

4. Odessa

A Greek name meaning long journey or wrathful.

5. Olive

Derived from the Latin word for olive tree, it symbolizes peace, fruitfulness, and beauty.

6. Opal

Derived from the Sanskrit upala, meaning precious stone or gem.

7. Oriana

Of Latin origin, meaning golden or dawn.

8. Oceana

From Greek, meaning ocean or sea.

9. Odette

A French name meaning wealthy or prosperous.

10. Odelia

Of Hebrew origin, meaning I will praise the Lord.

11. Opalina

A variation of Opal, meaning precious stone.

12. Ondine

Of Latin origin, meaning little wave, associated with water nymphs in mythology.

Traditional Baby Girl Names Beginning With O

13. Orla

An Irish name meaning golden princess.

14. Olympia

Of Greek origin, meaning from Mount Olympus, the home of the Greek gods.

15. Orchid

Of Greek origin, meaning delicate and beautiful flower.

16. Ottilie

A German name meaning prosperous in battle.

17. Oralie

A variation of Aurelia, meaning golden.

18. Orinda

Of Spanish origin, meaning peaceful or quiet. It carries connotations of tranquility and serenity.

19. Ozara

It embodies the concept of support and aid, suggesting a nurturing and supportive nature.

20. Ophira

Derived from Hebrew origins, meaning gold, the name represents richness, value, and beauty.

21. Oriole

A bird name derived from Latin, representing the golden oriole bird.

Pretty Baby Girl Names That Start With An O

22. Olena

A Ukrainian name meaning light or torchbearer, symbolizing illumination and guidance.

23. Olwen

A Welsh name representing white footprint or white track, connoting purity and clarity of path.

24. Olesia

 Of Slavic origin, this name signifies defender of the people, embodying protection and advocacy.

25. Odile

A French name derived from the Germanic name Odila, suggesting wealthy or fortunate, reflecting prosperity and abundance.

26. Odalis

From the Turkish odalık, meaning chambermaid or concubine.

27. Oriel

With roots in Latin, this name signifies golden or golden-haired, representing radiance and brilliance.

28. Ornella

An Italian name derived from the word for "flowering ash tree," symbolizing beauty and resilience.

29. Orinthia

A Greek name meaning of the mountain, evoking strength and steadfastness.

30. Orlanda

A variant of the name Orlando, it originates from Germanic roots and signifies "famous throughout the land."

31. Olivette

A diminutive of Olivia, this French name means olive tree, symbolizing peace and fruitfulness.

Unique Baby Girl Names That Start With O

32. Oksana

Ukrainian name expressing gratitude and reverence towards the divine.

33. Onyx

English name referencing the dark gemstone.

34. Olympe

Derived from Greek mythology, Olympe refers to Mount Olympus, the legendary home of the Greek gods, symbolizing majesty, grandeur, and divine power.

35. Odyssey

From the Greek epic poem "The Odyssey" by Homer, Odyssey denotes a long and adventurous journey, reflecting themes of courage, perseverance, and discovery.

36. Olyvia

A variant of the name Olivia, Olyvia signifies "olive tree," representing peace, fruitfulness, and prosperity.

37. Ovidia

A Latin name that conveys the concept of shepherding or tending to sheep, symbolizing care, nurture, and guardianship.

38. Orenda

An Iroquois term representing spiritual energy and the power to influence the world through one's actions and intentions.

39. Oleta

Of Greek origin, meaning little winged one or winged beauty, suggesting delicacy, grace, and freedom.

40. Oviana

The name is frequently associated with "ovia," a name that typically signifies drawing, artist, painting, or beautiful drawing.

41. Ollin

Ollin is a Nahuatl (Aztec language) term meaning movement or motion, signifying the dynamic flow of energy and life force.

42. Oceane

French name meaning the vast expanse of the sea.

43. Orlaith

An Irish name meaning golden princess, symbolizing regal elegance and preciousness.

44. Orianne

French name signifying the richness and brilliance of gold.

45. Otilia

Spanish and Portuguese name embodying prosperity and victory.

46. Ombeline

French name suggesting subtlety and depth, akin to shadow or shade.

47. October

It evokes the beauty and change of the autumn season, symbolizing transformation and the harvest.

Cute Baby Girl Names With An O

48. Orabella

Latin name meaning beautiful seacoast or golden beauty, combining elements of beauty and the allure of the coast.

49. Orly

Hebrew name meaning light or my light.

50. Olida

Latin name meaning scented or fragrant.

51. Orelia

Latin name meaning golden or golden-haired, suggesting radiance and brightness.

52. Ottoline

Germanic name meaning prosperous in battle or wealthy.

53. Orpha

Hebrew name meaning "back of the neck" or "fawn."

54. Orit

Hebrew name meaning light or brightness.

55. Onella

Greek name meaning light or shining, evoking imagery of brightness and illumination.

56. Orselina

Italian name meaning little bear, symbolizing strength, courage, and protection.

57. Oona

Irish name meaning lamb, symbolizing innocence, gentleness, and purity.

58. Orlagh

Irish name meaning golden princess, embodying regal elegance and preciousness.

59. Omana

Sanskrit name meaning woman or female, signifying femininity, strength, and grace.

60. Olwyn

Welsh name meaning white footprint or white track, symbolizing purity, clarity, and innocence.

61. Olinda

Spanish name meaning beautiful, reflecting charm, attractiveness, and aesthetic appeal.

Short And Sweet Baby Girl O Starting Names

62. Ola

In Hawaiian, Ola means life, signifying vitality, health, and wellbeing.

63. Ora

Hebrew name meaning "light" or "to shine," symbolizing illumination and clarity.

64. Ona

Lithuanian name meaning "grace" or "favor," representing divine blessing.

65. Osa

Someone who is near to the divine, both god and goddess.

66. Oda

Germanic name meaning "rich" or "prosperous," signifying abundance and wealth.

67. Ova

Latin name meaning "egg," representing fertility and new beginnings.

68. Ovi

Latin name meaning "sheep," symbolizing innocence and gentleness.

69. Orsa

Latin name meaning "little she-bear" or "bear-like," signifying strength and courage.

70. Oni

African Yoruba name meaning "born in a sacred place," representing divine connection.

71. Oma

Meaning "commander" or "leader," symbolizing authority and strength.

72. Oya

African Yoruba name meaning goddess of winds and storms, symbolizing power and elemental force.

73. Ocie

English name possibly derived from the French word ocean, meaning ocean or sea.

74. Odal

Germanic word which relates to property, nobility or heritability.

75. Omer

Hebrew name meaning sheaf of grain, symbolizing abundance and harvest.

76. Olga

Russian name meaning holy or blessed, symbolizing sanctity and divinity.

77. Olya

Russian diminutive of Olga, carrying the same meaning of holy or blessed.

78. Oba

Yoruba word and it means king or ruler in English.

Funny And Cheerful Baby Girl Name That Starts With O

79. Oopsy

A playful and cheerful name, perfect for a baby who brings laughter wherever she goes.

80. Orlaugh

A quirky twist on the name Orla, meaning golden laughter, reflecting a joyful and lively spirit.

81. Odorina

A humorous name meaning fragrant or scented, symbolizing the sweet-smelling joy a baby brings.

82. Oopsy Daisy

A fun and whimsical name, evoking the image of a carefree and cheerful little girl.

83. Olly Polly

A delightful and playful name, perfect for a baby who is always full of energy and laughter.

84. Ooh La La

A catchy and spirited name, bringing to mind elegance, charm, and a touch of French flair.

85. Oopsie Doodle

A cute and endearing name, reflecting the adorable and clumsy antics of a little one.

86. Oddity

A quirky and unique name, celebrating the wonderful strangeness and individuality of a baby girl.

87. Omnom

A cheerful and playful name, evoking the joy of eating and enjoying delicious treats.

88. Oopsy Woo

A whimsical and silly name, perfect for a baby who is always making funny faces and gestures.

89. Oishi

A fun and lively name meaning delicious or tasty, symbolizing the joy of savoring life's pleasures.

90. Ollipop

A sweet and cheerful name, evoking the image of a delightful and colorful candy treat.

91. Oopsy Daisy Doodle

A playful and whimsical name, perfect for a baby who is full of surprises and creative energy.

92. Oddball

A quirky and amusing name, celebrating the uniqueness and individuality of a baby girl.

93. Outrageous Olive

A bold and spirited name, perfect for a baby with a larger-than-life personality.

94. Oh My Giggles

A cheerful and infectious name, reflecting the joy and laughter that a baby brings into the world.

95. Obvious Joy

A playful and lighthearted name, celebrating the unmistakable happiness and delight of a baby girl.

96. Optimistic Oona

A bright and cheerful name, reflecting the positive and sunny disposition of a little girl.

97. Oopsy Poopsy

A cute and silly name, perfect for a baby who is always getting into funny mishaps and adventures.

98. Over-the-Moon Olive

A joyful and exuberant name, symbolizing the boundless happiness and love that surrounds a baby girl.

99. Outrageous Opal

A bold and spirited name, perfect for a baby with a vibrant and colorful personality.

100. Oh Happy Day

A cheerful and uplifting name, celebrating the joy and excitement of welcoming a new baby girl into the world.

Nature Inspired Baby Girl Names With O

101. Oleander

A gender-neutral name with Greek roots, meaning an evergreen tree.

102. Oakley

English name meaning oak meadow, representing strength and endurance.

103. Olivine

English name referring to the green gemstone, symbolizing tranquility and prosperity.

104. Oasis

Meaning fertile spot in the desert, representing life and sustenance.

105. Onyxia

English name derived from the gemstone onyx, symbolizing strength and protection.

106. Opaline

English name referring to the opal gemstone, symbolizing hope and purity.

107. Orianna

Latin name meaning golden dawn, representing the beauty of sunrise.

108. Olea

Latin name meaning olive tree, symbolizing peace and prosperity.

109. Obsidian

English name referring to the volcanic glass, symbolizing mystery and protection.

110. Oceanica

Latin name meaning pertaining to the ocean, symbolizing the vastness of the sea.

111. Ombra

Italian name meaning shade or shadow, symbolizing the coolness and protection of nature.

112. Osiris

Egyptian name meaning with strong eyesight, symbolizing the clarity and vision found in nature.

113. Olalla

Spanish name meaning well-spoken or fair, reflecting the eloquence and beauty of nature.

114. Ocarina

English name referring to the wind instrument, symbolizing the natural music of the air.

115. Osanne

French name derived from "Hosanna," symbolizing praise and the beauty of nature.

116. Oceanna

Variant of Oceana, meaning ocean, symbolizing vastness and mystery.

117. Orna

Hebrew name meaning pine tree or ash tree, symbolizing resilience and growth.

118. Oregan

English name inspired by the herb oregano, symbolizing the richness and flavor of the natural world.

Cool Baby Girl Names That Start With O

119. Ohana

Hawaiian word meaning family. It signifies the concept of family and the importance of unity and support among its members.

120. Ozzy

The name has origins in English and Old Norse, and its meanings encompass "God's power," "God's protection," and "bear god."

121. Orion

Greek name referring to the legendary hunter Orion in Greek mythology. It means rising in the sky or son of fire.

122. Oshun

Yoruba goddess of love, fertility, and rivers, associated with sweetness, beauty, and prosperity.

123. Oliva

Derived from the Latin word "oliva," meaning olive tree or olive branch, symbolizing peace, fertility, and wisdom.

124. Onani

Hawaiian name meaning beautiful or handsome. It signifies attractiveness or physical beauty.

125. Ohanna

Variant of "Johanna," meaning God is gracious, reflecting divine blessings and grace.

126. Olani

Meaning heavenly or royal chief, symbolizing nobility or divine presence.

127. Oralia

A Latin name meaning golden, symbolizing richness or beauty.

128. Orah

A Hebrew name meaning light, symbolizing illumination or clarity.

129. Ollie

A diminutive of names like Olivia or Oliver, it's often associated with meanings such as olive tree or peace.

130. Ofelia

A Greek name meaning help, symbolizing support or assistance.

131. Orin

A Gaelic name meaning light, symbolizing enlightenment or guidance.

132. Oxana

A Slavic name meaning hospitality or hospitable, representing warmth and welcoming nature.

133. Ozella

The combination of "Oz" (strength) and "Ella" (meaning light or beautiful), symbolizing strength and beauty.

134. Oanez

A Breton name meaning lamb, symbolizing innocence or gentleness.

135. Oana

A Romanian name meaning God's gift, symbolizing divine blessings or grace.

136. Odell

An Old English name meaning woad hill or song, symbolizing nature or musicality.

137. Ofira

A Hebrew name meaning gold, symbolizing wealth or preciousness.

138. Ofra

A Hebrew name meaning fawn, symbolizing grace or agility.

139. Ojai

A Native American Chumash word meaning moon, symbolizing mystery or femininity.

140. Oleda

Variation of the Latin name Alida meaning small winged one.

Charming Baby Girl Names With O

141. Onaway

This name has Native American origins, possibly meaning awake or alert, symbolizing awareness or vigilance.

142. Olivera

Derived from the Latin word "oliva," meaning olive tree, symbolizing peace, fertility, and wisdom.

143. Olivia Rose

A combination of the names "Olivia" (meaning olive tree) and "Rose" (symbolizing beauty and love), reflecting elegance and natural beauty.

144. Oluremi

A Yoruba name meaning God consoles me, symbolizing comfort and divine support.

145. Omega

Greek name meaning great or the end, symbolizing completion or the highest rank.

146. Omyra

Variant of the Arabic name "Omaira," meaning red or flourishing, symbolizing vibrancy or growth.

147. Onna

Derived from the Old Irish word "on," meaning river, symbolizing fluidity or adaptability.

148. Onora

Irish name meaning honor or honor's light, symbolizing dignity, respect, and integrity.

149. Ophir

A biblical name possibly meaning gold or riches, symbolizing wealth and prosperity.

150. Oprah

Hebrew name meaning fawn or gazelle, symbolizing grace and elegance.

151. Oracle

English word meaning divine message or prophetic utterance, symbolizing wisdom and guidance.

152. Oralee

Combination of the names "Ora" (meaning light or dawn) and "Lee" (meaning meadow), symbolizing brightness and natural beauty.

153. Orange

English word referring to the fruit, symbolizing vitality, energy, and warmth.

154. Orazia

Italian name meaning golden, symbolizing beauty and preciousness.

155. Orva

Hebrew name meaning arrow, symbolizing direction and purpose.

156. Ouida

Possibly derived from the French word "oui," meaning yes, symbolizing affirmation or positivity.

More Baby Girl Names That Start With O

157. Orsina

An Italian and Spanish name meaning bear, symbolizing strength and courage.

158. Oihana

A Basque name meaning forest, symbolizing nature, growth, and vitality.

159. Onyeka

An Igbo name from Nigeria meaning who is greater than God? symbolizing reverence and humility.

160. Olamide

A Yoruba name from Nigeria meaning my wealth has arrived, symbolizing prosperity and abundance.

161. Orihime

A Japanese name meaning weaving princess, derived from Japanese mythology, symbolizing creativity and artistry.

162. Orleans

Derived from the French city name, symbolizing elegance, sophistication, and historical significance.

163. Ortensia

An Italian name derived from the Latin "hortus" meaning garden, symbolizing beauty, growth, and tranquility.

164. Ouka

A Japanese name meaning cherry blossom flower, symbolizing beauty, renewal, and transience.

165. Oumou

A West African name meaning "star," symbolizing brightness, guidance, and hope.

166. Owena

A Welsh name meaning "young warrior" or "well-born," symbolizing strength, valor, and nobility.

167. Oenone

A Greek name possibly meaning "wine woman," symbolizing passion, vitality, and sensuality.

168. Ourania

A Greek name derived from "Ouranos," meaning "heavenly" or "divine," symbolizing spirituality, wisdom, and celestial beauty.

169. Oshrat

A Hebrew name meaning "happiness" or "good fortune," symbolizing joy, positivity, and blessings.

170. Orabel

A French name meaning "golden-beautiful," symbolizing elegance, grace, and radiance.