1369 Catchy Baby Names That Start With O

From Olivia to Obama, explore through the oasis of outstanding names.

Written by Kavita Kankani, MBA, BEd Specialty: Child education & activitiesExperience: 7 years

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Last Updated on Nov 13, 2024

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Baby names that start with O have a distinctive appeal and charm. You can find a range of classic and traditional names starting with this letter, such as Obadiah, meaning ‘servant of God’ in Hebrew and Orlando, meaning ‘famous land’ in Old German. Modern options include Orlo, meaning ‘eagle’ in Hebrew, and Oro, meaning ‘gold’ in Spanish.

Despite the uniqueness of the letter when it comes to names beginning with it, you will find the letter ‘O’ names in different languages and regions. Several names also trace their roots to specific regions or cultures. Some of these names are the Japanese Orie, meaning ‘picture of white cherry blossom,’ the American name Ohio, meaning ‘great river’, and the English Ororo, meaning ‘beauty.’ Arabic, Hebrew, Yoruba, and other African languages also have names beginning with O.

According to the US Social Security Administration data, Olivia, Owen, Oscar, Omar, and Oliver are some O-names that have ranked among the top 100 boy and girl names over the years (1). This indicates that the names that start with this letter could be the first choice of various parents. In fact, there have been many important leaders and prominent personalities who bore names starting with O. Among them, Irish poet and playwright Oscar Wilde and Octavian (Augustus Caesar) are some of the most notable personalities. Besides these names, names beginning with the letter O are also found in several other European languages.

The following list of names, starting with the letter O, is a diverse and vibrant collection. The significant meaning, lyrical sound, and deep significance of each name will surely captivate you as you explore these names. Each name is mentioned according to their gender usage. Pick a name that you sense would best go with your little one’s personality as they grow up.

Name	Gender	Meaning
Olivia	Girl	Peace; Olive tree
Oliver	Boy	Olive; Olive tree planter; Ancestor's descendant; All cautious
Olive	Girl	Olive tree
Oaklynn	Girl	Oak clearing
Oscar	Boy	God's spear; Friend of deer
Octavia	Girl	Eight or eighth
Omar	Boy	Flourishing; Long-lived; Wealthy; Famous; Eloquent; Gifted
Ophelia	Girl	Help; Benefit
Odin	Boy	Inspiration; Frenzy; Rage
Omari	Boy	Populous; Flourishing; Full of life

Opal	Girl	Jewel
Oaklyn	Girl	Oak clearing
Otis	Boy	Wealth; Son of Ode
Ozzy	Boy	Powerful God; Divine ruler; God's spear
Orlando	Boy	Famous in the land
Osiris	Boy	Mighty eye; God of fertility, agriculture, and the afterlife
Ozias	Boy	My power is Yahweh; Strength; Power; Salvation
Ollie	Boy	Ancestor's descendant; Olive; Olive tree; All guard
Oakland	Boy	Oak land; Someone who lived by an oak land
Odette	Girl	Wealth; Fortune; Heritage

Oskar	Boy	God's spear; Deer's friend
Octavio	Boy	Eight or eighth
Osvaldo	Boy	God's power
Ozzie	Boy	Mighty God; Warrior of God
Oriana	Girl	Gold
Olin	Boy	Ancestor's descendant; From a low lying area; Motion
Odessa	Girl	To hate; Wrathful
Obadiah	Boy	Serving Yahweh; Yahweh's servant; Worshiper of Yahweh
Orson	Boy	Bear cub; Ormond's son
Octavius	Boy	Eight or eighth

Orin	Boy	Fair; Pine tree; Lights
Oden	Boy	Inspiration; Frenzy; Rage
Osiel	Unisex	My power is God
Om	Boy	Sacred syllable; Primordial sound
Ofelia	Girl	Help; Advantage
Oziel	Unisex	My power is Yahweh; Strength; Power; Salvation
Octavian	Boy	Eight; Born in the eighth month; Born eighth
Oona	Girl	Lamb; Universal; Happy
Olympia	Girl	From Olympus; Mount Olympus
Orrin	Boy	Tan; Greyish brown

Olivier	Boy	Olive tree; Ancestor's descendant; Planter of olive trees; All cautious
Oswald	Boy	God's power; Mighty god
Omer	Boy	Populous; Flourishing; Sheaf of wheat
Ori	Boy	My light
Oswaldo	Boy	One who is born with divine power
Oak	Boy	Oak tree; Someone who lived near an oak tree
Oshea	Boy	Salvation
Omri	Boy	Package of several things tied together; Life; Servant
Oziah	Unisex	Salvation; The strength of the Lord; Helper
Omarion	Boy	Populous; Flourishing

Olyvia	Girl	Olive; Olive tree; Ancestor's descendant; All cautious
Othniel	Boy	Lion of God; Strength of God
Olga	Girl	Holy; Blessed; Invioilable
Olen	Boy	Ancestor's descendant
Opie	Boy	One who like God Almighty; Iridescent gemstone; Jewel
Osmar	Boy	Famous God
Orla	Girl	Golden princess
Oaklen	Unisex	Oak land
October	Girl	Eight; Eighth month
Odysseus	Boy	To hate or lament

Ohana	Girl	Family
Oberon	Boy	Elf ruler; King of elves; Royal bear
Ojas	Boy	Vitality; Power; Physical strength
Oz	Boy	God; Strength
Octavious	Boy	Eight or eighth
Olliver	Boy	Olive; Olive tree; Ancestor's descendant; All cautious; Elf warrior
Obi	Boy	Heart; Yahweh's servant; Worshiper of Yahweh
Oryan	Unisex	Educated in the Bible; Gold
Oaks	Boy	Oak tree; Jade; Arrow; Son of Dubhdara'
Ousmane	Unisex	Baby bustard; Wise; Dragon cub; Powerful

Olsen	Boy	Son of Ole
Othman	Boy	A brave person and the chosen one
Olan	Boy	Grand; Great; Enormous; Echo; Reflection
Ollivander	Boy	He who owns the olive wand
Odelia	Girl	Heritage; Wealth; I will thank Yahweh
Ostin	Boy	Great; Magnificent; Exalted; Venerable
Ora	Girl	Light; Prayer
Orianna	Girl	Gold; Rising sun; The golden one; Daughter of the light/fire
Oran	Boy	Tan; Little green one; Singing in light
Oliviana	Girl	Olive; Olive tree; Gracious olive tree

Orian	Unisex	Educated In the Bible; Gold
Owyn	Unisex	Well-born; Noble
Omere	Unisex	Sheaf of wheat
Oryn	Unisex	Pine tree; Dun-colored; Greyish brown; Tan
Oisin	Boy	Little deer
Ole	Boy	Ancestor's descendant
Omir	Boy	Populous; Flourishing
Oceana	Girl	Ocean; From the ocean
Obert	Boy	The one who believes that there is only One Allah
Oakes	Boy	Oak tree; Someone who lived near an oak tree; Son of Dubhdara

Orhan	Boy	Ruler of the city; Great leader
Osias	Boy	Salvation; God saves
Owais	Boy	A wolf
Olyver	Boy	ELF cadre or the same as the olive tree
Ovidio	Boy	Like a sheep
Ozan	Boy	A bard
Olena	Girl	Torch; Corposant; Moon; Ancestor's descendant
Ona	Girl	Wave; Favor; Grace
Ottilie	Girl	Prosperous in battle; Riches
Oliva	Girl	Olive; Ancestor's descendant; Aware; All cautious

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Baby names that start with O offer diversified choices across cultures and geographical regions. You will also find aesthetically appealing names that follow the modern trend and some simple and complex traditional names. It also provides names inspired by nature, mythology, topography, and habitations. So, whether you are looking for classic names, stylish names, short names, or those with cultural and historical significance or appeal, this extensive list will surely help you discover the most suited name for your little one.

Frequently Asked Questions

1. Are there any nature-inspired names that start with letter O?

Several nature-inspired names start with the letter O. Examples include Ocean meaning 'sea,’ Oakleigh signifying ‘from the oak meadows,’ Ogha denoting ‘sea,’ Ogoro meaning ‘frog,’ Oindrila signifying 'water,’ Oldrik translating to ‘the blue hill,’ and Oram meaning ‘near to the sea or river.’

2. Are there any O letter names that mean ‘joy’ or ‘happiness’?

Several names start with the letter O that mean ‘joy’ or ‘happiness.’ Examples include Osher, Onea, Oninddo, Oline, Olina, Olana, Olani, and Odunayo.

3. Are there any famous historical figures with names starting with O?

Yes, there are several famous historical figures with names starting with the letter O. Examples include Olaf Tryggvason, a King of Norway known for spreading Christianity in Norway; Octavian, the founder of the Roman Empire; Oda Nobunaga, a powerful Japanese daimyō; and Otto von Bismarck, the first Chancellor of Germany.

Infographic: Popular Baby Names With The Letter O

Explore our selection of optimistic names beginning with the letter O in this infographic. From modern to traditional, all names are gender-specific and are given with meanings and origins. So, pick one that resonates with your interest and belief.

baby names that start with o (infographic)

References

MomJunction's articles are written after analyzing the research works of expert authors and institutions. Our references consist of resources established by authorities in their respective fields. You can learn more about the authenticity of the information we present in our editorial policy.

Popular names of the period 2000s.
https://www.ssa.gov/OACT/babynames/decades/names2000s.html

Look Up For Many More Names

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