809 Baby Boy Names That Start With Letter O

O for Outstanding, that's what these names sound like.

By shikha thakur,MBA•Jul 10, 2023

Illustration: MomJunction Design Team

The moment we talk about baby boy names starting with the letter O, Oscar, Owen, and Olive come to mind. That’s because these three are least outlandish baby boy names starting with this letter. Many parents believe that giving their child a unique name is cruel. Well, that’s not entirely accurate, to say the least. On the contrary, it can have several advantages. Having a unique name means that people will remember your child and they’ll grow up feeling special. And letter O has hundreds of such names that can make your child stand out from the crowd? Still, don’t believe us? Then keep reading! The letter O has spiritual vibrations, which brings great insight to the bearer. It will give your son an inner light, which will help him grow up to be a fair, brave, and just lad. The letter even brings the skills to achieve all the professional aims, no matter how difficult they may seem initially. On the downside, boys with O in their names tend to become too dreamy, unrealistic and emotional. This may not be very fruitful in the long run. Now that we’ve given you a sneak peek on this letter, it’s time to check out the names. From Oaghavanth to Onir and beyond, MomJunction has some distinct names beginning with letter O in its tool. Take a look!

Name	Gender	Meaning
Oaghavanth	Boy	King; Ruler; Emperor; Leader; Chief
Oak	Boy	A Sanskrit word that means adorable, charming, beautiful.
Oakden	Boy	It is referring to the Hindu deity Lord ram as the infatuated person.
Oakes	Boy	Combination of two words "Mohan" that means Charming and "Babu" means sir or man.
Oakland	Boy	An enchanting brave person.
Oaklee	Unisex	The servant of Lord krishna (a Hindu deity)
Oakleigh	Unisex	South Indian variant of Mohandas that means servant of Lord Krishna.
Oakley	Unisex	A charming lamp or a lamp that gives a charming light.
Oakly	Unisex	Kind and compassionate, Lord Krishna
Oaks	Boy	The charming Lord The god is fascinating

Oalo	Boy	Small
Oates	Boy	Combination of words "Mohan" and "Meet" that combinely means the charming love or charming friend.
Oba	Boy	The king
Obadiah	Boy	Refers to the lover of a charming person. Also the one who loves Krishna.
Obafemi	Boy	The King loves me.
Obalesh	Boy	One of many names of Lord Shiva
Obaleshwar	Boy	One of many names of Lord Shiva
Obaloluwa	Boy	God is the king.
Obama	Boy	The enchanting support to someone.
Oban	Boy	An Enchanting brave person who is infatuated for his bravery.

Obasi	Boy	A Sikh that means a person who is very attractive or very charming.
Obasolape	Boy	Yoruba term meaning God has made his wealth complete.
Obatotosinloluwa	Boy	God is indeed worthy of praise.
Obedience	Unisex	One who is trustworthy, One who can be loved or trusted.
Oberon	Boy	The soul or the purest blood out of the heart.
Oberron	Boy	A beautiful or attractive girl.
Obert	Boy	The one who believes that there is only One Allah
Obi	Boy	One with the beautiful essence, who has the quality of charming aroma. Also, one who have the quality to charm others.
Obiajulu	Boy	My heart is at peace.
Obie	Boy	An attractive person

Obiefune	Boy	Nigerian word meaning do not lose hope.
Obiefune	Boy	Nigerian word meaning do not lose hope.
Obimnaetochukwu	Boy	My heart praises God
Obinna	Boy	Combination of Sanskrit words "Moh" and "Under" that means the charm of a King.
Oboganriemu	Boy	Be strong to survive
Obrecht	Boy	One who is the guardian of the charming King. A protector of the fascinating king.
Obuya	Boy	Born when the garden was overgrown.
Occa	Boy	A person who is categorized by his mother land
Occhav	Boy	Sound; Voice
Ocean	Unisex	Spell variant of Mohinder that means a fascinating king.

Oceanus	Boy	南印度版的Mohit这意味着茶rmed over Lord Krishna.
Ocelfa	Boy	An Arabic term to the one who revives the religion. The title of Sufi Saint Abdul Qadir Jilani.
Ocga	Boy	A grateful, authentic and outspoken person
Och	Unisex	Sparkle
Ochaar	Boy	Pronunciation; Sound; Voice
Ocheckka	Unisex	The one who is intoxicated in infatuation or affection.
Ochieng	Boy	Born in the daytime.
Ochs	Boy	Combination of the Quranic names Mohammed "The Glorious" and Idrees "Trustworthy" or "Patient"
Ochuko	Boy	Hindu name of deity Lord Krishna.
Ocie	Unisex	Chaste or a virtuous girl.

Ociel	Boy	Heaven, heavenly
Ocotlan	Boy	Pine
Octa	Boy	A person who does good deeds.
Octave	Boy	Gentleman, one who helps or aids others, humanitarian
Octavian	Boy	a person who is always on the right path or the one who is well-guided.
Octaviano	Boy	One who is born eighth to a family
Octavien	Boy	Who is eighth child, Emperor Augustus
Octavio	Boy	A French word that means "Me" oneself.
Octavious	Boy	One of the most dangerous creature
Octavius	Boy	Assistant or a helper. One who help others.

Od	Unisex	Star
Odafe	Boy	Rich individual
Odaka	Boy	Apple Flavour
Odakota	Boy	The white sea or a fair sea.
Odale	Boy	The Bitterness of sea, a rebellious one.
Odaliz	Boy	A rich person, wealthy and prosperous
Odall	Boy	A Spanish Variant of Moses that means off the water or taken out of the water.
Odalric	Boy	A Yiddish variant of Moses that means Delivered or derived out of water.
Odalys	Boy	Spell variant of Moses that means someone came from the water.
Odalyz	Boy	A prosperous, wealthy and rich person

Odam	Boy	一个阿拉伯语的词,这意味着一个人给了respect or one who respects others.
Odan	Boy	Old Norse - Fury; Inspiration; To blow; Owner; Proprietor; A variant is Odin
Odaniya	Unisex	Anklet; A decorative jewelery worn in anklets by women
Odaniyan	Boy	Sacred Light; Divine Light; Holy Brightness
Odard	Boy	A wealthy guardian, a guardian who is rich
Odavwaro	Unisex	I am contented
Odayle	Boy	A Persian word that means "Eyelashes".
Odbart	Boy	One who is wealthy and rich.
Odbehrt	Boy	人总是快乐的。使人幸福的人。
Odd	Boy	Persian variant of an Arabic that means one who is chosen.

Oded	Boy	救恩之火在心中。
Odell	Unisex	The one who is distressed or upset
Oden	Boy	The dearest of human being.
Odendhi	Boy	One of many names of Lord Shiva
Odern	Boy	A rich person who comes by the sea or Australia
Odgerel	Unisex	Starlight
Odhavji	Boy	One of many names of Lord Krishna
Odi	Boy	The fourth manifestation of Lord Vishnu.
Odie	Boy	The superman among human being.
Odika	Unisex	Anklet; A decorative jewelery worn in anklets by women

Odikinyi	Boy	One who was born in the early morning.
Odil	Boy	The man who is always on the right path.
Odilio	Boy	The grandson.
Odilo	Boy	From the northern face
Odin	Boy	Daffodil yellow flowers
Odion	Boy	The yellow daffodil flowers
Odis	Boy	Sleep or nap.
Odisej	Boy	To hate or to be grieved.
Odo	Boy	Passionately oiled.
Odoacer	Boy	The goddess person.

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Frequently Asked Questions

1. What are some names from Bible that start with the letter “O”?

In the Bible, names like Obadiah meaning ‘serving Yahweh,’ Obed meaning ‘worshipping,’ Omar meaning ‘speak,’ Othniel meaning ‘lion of God,’ Ohad meaning ‘united,’ and Omri meaning ‘life’ or ‘servant’ are significant.

2. Can I use a baby boy's name starting with O for a girl?

Unisex names like Oaklee, meaning ‘oak clearing,’ Och meaning ‘the sparkle of the loved ones,’ Orphie meaning ‘fawn,’ Orel meaning ‘golden,’ and Odgerel, meaning ‘starlight,’ are some extraordinary names that you can consider for your little princess.

3. How do I choose the right baby boy name that starts with O?

Various factors like preferences, family traditions, and cultural background depend on choosing the right name for your little one. You can start by researching the names that start with the letter O. Furthermore, you can look for popular or unique names. Some may prefer popular names, while others prefer a distinctive and exclusive name for their baby boy. Take your time, trust your instincts, and select a name to which you and your partner love and feel connected.

4. What are some popular baby boy names that start with O?

Oliver meaning ‘olive tree,’ Oscar, meaning ‘God’s spear,’ Odin, meaning ‘inspiration,’ and Onyx, meaning ‘claw,’ are some popular names you can consider for your little bundle of joy.