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    Top 500 Baby Boy Names That Start With O 

    Tarasha ChandraBy Tarasha ChandraMay 9, 2025014 Mins Read

    Baby Boy Names That Start With O
    All parents have different opinions when it comes to naming their babies. Some will be in search of baby boy names that start with O. Some decide by meaning, some look for something unique, while many others have a belief in astrological or numerological significance. Some letters are common when deciding names while some letters are extremely unique like W, Y, O, J, and B. The names with these letters are less heard of and one of their types. These names can be traditional, unique, different to conventional ones, rare, classy, regal etc.

    Talking about the letter O, some great names that come to mind are Oscar, Oliver, Obama, Om, Ojas, Onish, Oshin etc. The names can be from different cultures but are unique, uncommon, and unusual. Babies whose name begins with O are emotional, daydreamers and highly creative. They have extraordinary qualities and are go-getters. More such qualities of the baby boy names that start with O will be discussed later. A unique name with the letter O makes the baby unique from the rest and is also remembered for this in his circle of friends.

    Table of contents
    1. Top 500 Baby Boy Names That Start With  O With Meanings
    2. Qualities of Baby Boys Whose Name Start With O
    3. Numerological Significance To Name A Baby Boy With O

    Top 500 Baby Boy Names That Start With  O With Meanings

    Baby boy names that start with letter O are unique and uncommon. As per astrology, the letter O has a spiritual significance that offers deep insight into the bearer of the name. The baby boy gets a light of guidance that helps him to be just, and brave, and also offers the skills that are necessary to achieve their goals. Given below is a tabular and alphabetical table of baby boy names that start with “O”  across the world.

    SL No Name Meaning
    1 Oak Strength and solidarity
    2 Oalo Small
    3 Oates Wealth
    4 Obadiah Servant of God
    5 Obafemi The king loves me
    6 Obaidullah Little servant of God
    7 Obalesh Lord Shiva
    8 Obaleshwar One who praises Lord Shiva
    9 Obama Crooked
    10 Obasi In honour of the supreme God
    11 Obed Servant of God
    12 Oberon King of Fairies
    13 Obert Bright and wealthy
    14 Obez One
    15 Obi Heart
    16 Obiajulu The heart is consoled
    17 Obie Being Obedient
    18 Obike A strong household
    19 Obrian Noble
    20 Obuli Name of Hindu God
    21 Occhav Voice
    22 Ocean Sea
    23 Oceanus Of the Ocean
    24 Ochchav Lord
    25 Ociel Heavenly
    26 Ocnus Incompetent
    27 Octa Born in October
    28 Octave Musical notes
    29 Octavian The eighth
    30 Octavious Eighth
    31 Octavus Eighth
    32 Octha Enemy of Arthur
    33 Odaka Apple Flavour
    34 Odall Hill
    35 Odam Son-in law
    36 Odan Cloud
    37 Odaniyan Divine Light
    38 Odanodan Of the Red Earth
    39 Odar Dark
    40 Oday Rise
    41 Odbart Wealthy
    42 Oddie Wealth
    43 Ode Rich
    44 Oded Encourages
    45 Odell Little wealthy one
    46 Odessa Wrathful
    47 Odeya I will thank God
    48 Odharnait Pale
    49 Odhavji Names of Lord Krishna
    50 Odhert Wealthy
    51 Odhran Pale green
    52 Odil Rich
    53 Odilio Fortunate in battle
    54 Odilo Rich
    55 Odilon Fortunate
    56 Odin Head God
    57 Odion Born of the twins
    58 Odis Wealth
    59 Odo Name of a bishop
    60 Odohr Strong
    61 Odolf Prosperous wolf
    62 Odran Pale Green
    63 Odulf Prosperous wolf
    64 Odwolf Wealthy wolf
    65 Ody Name of a king
    66 Odysseus Angry
    67 Oedipus Swollen foot
    68 Oengus One Vigor
    69 Ofer Gold
    70 Offa Spear Strength
    71 Offir Gold
    72 Ofir Ferocious
    73 Ogaan United
    74 Ogan Wave
    75 Ogana United
    76 Ogaza Smart
    77 Ogbonna The image of his father
    78 Ogdan Oak Valley
    79 Ogden From the oak tree valley
    80 Ogen Anchor
    81 Ogha Stream
    82 Ogilvie From the high peak
    83 Ogima Chief
    84 Oguz Arrow
    85 Oha True Knowledge
    86 Ohad Powerful
    87 Ohanko Reckless
    88 Ohanzee Shadow
    89 Ohas Praise
    90 Oheen Chief
    91 Ohel Brightness
    92 Ohidur Charming person
    93 Ohileshwar Shiva
    94 Ohio large river
    95 Ohit Brilliant
    96 Ohitekah Brave
    97 Ohitlal A great person
    98 Ohm Sacred sound in hindu religion
    99 Ohndre Warrior
    100 Ohngel Messenger of God
    101 Ohnjel Messenger of God
    102 Ohnrey Warrior
    103 Ohon Preserve
    104 Ohrmazd Divinity of wisdom
    105 Ohtli Road
    106 Oidhche Night
    107 Oighrig Well spoken
    108 Oisin Divine
    109 Oistin Majestic
    110 Ojadh Lord of Strength
    111 Ojai Moon
    112 Ojal Splendid
    113 Ojan Waves
    114 Ojani justice
    115 Ojapati Master of Power
    116 Ojas Lustre
    117 Ojash Vitality
    118 Ojashv One who has shine
    119 Ojasin Strong and powerful
    120 Ojaspati Expert in power and lustre
    121 Ojasvaan Energetic
    122 Ojaswin Lustrous
    123 Ojasya Radiant
    124 Ojayit Courageous
    125 Ojes Brilliance or glow
    126 Ojesh Light
    127 Ojis Sharp and powerful
    128 Ojishth Most powerful
    129 Ojjal Splendour
    130 Ojjaswin Body strength
    131 Ojore A man of war
    132 Okal Victory
    133 Okapi Mercy
    134 Okas Shelter
    135 Okeke Born on  Eke
    136 Okello Born after the twins
    137 Okena Water Chief
    138 Okhil Brilliant
    139 Okoth Born during the rainy season
    140 Okpara Fifth born son
    141 Oksana Praise to God
    142 Okya Brave
    143 Ol Legendary
    144 Ola Relic
    145 Olaniyan Surrounded by honour
    146 Olav Ancestral heritage
    147 Olavi Family descendant
    148 Oldrich One with power and wealth
    149 Ole Ancestor’s heir
    150 Oleg Holy
    151 Oleksander Defender of humankind
    152 Oleksiy Defender
    153 Olexei Defender of Man
    154 Olezka Holy
    155 Oli Courageous
    156 Olin Ancestors
    157 Olindo Wild fig
    158 Olis Strong and powerful
    159 Oliveanthan Emperor of Light
    160 Oliver Olive tree
    161 Oliverio Affectionate
    162 Olivier From the Olive tree
    163 Olivio Olive tree
    164 Olivor Olive tree
    165 Olka Homeland
    166 Olle Descendant
    167 Olley Olive tree
    168 Ollie Elf army
    169 Olorun Belonging to God
    170 Olsen Son of Olaf
    171 Olu Extraordinary
    172 Olubayo Rejoicing
    173 Olufemi Wealth and honour
    174 Olugbala Saviour of the people
    175 Olujimi God has given this
    176 Olushola God has blessed me
    177 Oluwa Our Lord
    178 Oluwatosin God is worthy of worship
    179 Olvaerr Affectionate
    180 Olympio From Mount Olympus
    181 Olyn Holy
    182 Om Sacred syllable of hindu hymns and prayers
    183 Om Prakash surrounded by divine light
    184 Omaansh sacred symbol of Om
    185 Omaditya Lord of the sun
    186 Omaha Joy
    187 Omahara Welling up of rapture
    188 Omaijid Noble
    189 Omair Intelligent
    190 Omais Love and Affection
    191 Omaj Result of spiritual unity
    192 Omal Soft and tender
    193 Omam Nation
    194 Oman Giver of hope
    195 Omanand Joyful thinker
    196 Omanwnakw Cloud Feather
    197 Omar Prophets’ follower
    198 Omari Flourishing
    199 Omarjeet Lord of Om
    200 Omarr God is the highest
    201 Omasvat Favourable
    202 Omav Avatar of Om
    203 Ombeer Religious warrior
    204 Omdearoop Vishnu
    205 Omdutt Given by God
    206 Omeed Hope
    207 Omeet My Light
    208 Omega Last
    209 Omeir Long living
    210 Omeo Mountains
    211 Omer Speaker
    212 Omero Security
    213 Omesa Lord of Om
    214 Omesh Lord of Om
    215 Omeshwar Lord of Om
    216 Omet Little Eagle
    217 Omganesh Lord Ganapati
    218 Omi Sound of Universe
    219 Omio Rock
    220 Omiros Pledge
    221 Omish Lord of Om
    222 Omitabho Source of Light
    223 Omja Born of cosmic unity
    224 Omkar A sacred sound and letter
    225 Omkara Name of Lord Shiva
    226 Omkaramurthy Attributed to Lord Shiva
    227 Omkaranatha Lord of Om
    228 Omkaresh Attributed to Lord Shiva
    229 Omkareshwar Attributed to Lord Shiva
    230 Omkarmurthy Attributed to Lord Shiva
    231 Omkarnath Shiva
    232 Omkesh It means divine
    233 Omkrsih Attributed to Lord Krishna
    234 Ommar First Born
    235 Omna Virtuous
    236 Omol Priceless
    237 Omolf Son of Armod
    238 Omondi Born early in the morning
    239 Omor Flourising
    240 Ompal Essence of Life
    241 Ompati Master of Om
    242 Ompatu Heart’s desire
    243 Omprasad Offering to the gods
    244 Omran Improvement
    245 Omrao King
    246 Omri God’s servant
    247 Omsai Lord Shiva
    248 Omsri Devotional
    249 Omsrikara God Siva
    250 Omswaroop Manifestation of divinity
    251 Omu God
    252 Omveer Valiant
    253 Omya Life Giving
    254 Onain Vision
    255 Ond Tenth child
    256 Ondre Manly
    257 Ondrej Warrior
    258 Ondrus Manly
    259 Oneal From the chief’s line
    260 Onesimo First born
    261 Onfre Peaceful warrior
    262 Onfroi Peaceful
    263 Ongivalarthan Light of God
    264 Oni Shelter
    265 Onik Soldier
    266 Onil Wind
    267 Onille From the gold town
    268 Onindo Giver of Joy
    269 Onir Shining
    270 Onis Lord of mind
    271 Onish Lord of Mind
    272 Onjel Messenger of God
    273 Onkar God is the only one
    274 Onkara Purest one
    275 Onkaran Purest one
    276 Onnan Mariner
    277 Onnesha Honesty
    278 Onni Happiness
    279 Onnjel Messenger of God
    280 Onofre Peace warrior
    281 Onon Prosperous
    282 Onophrio Defender of Peace
    283 Ons Gladness
    284 Onshuda Chant
    285 Onsi One who removes fears
    286 Onslow From the zealous one’s hill
    287 Onund Son of Viking
    288 Onveer Brave
    289 Ony Eagle
    290 Onyebuchi God is in everything
    291 Onyekachi No one is greater than God
    292 Oodaye Rise
    293 Oogan Enthusiastic
    294 Oogharath Lively
    295 Oogharth Son of Ooghavand
    296 Ooghavanth A king who is praised
    297 Oogy Bubbly
    298 Oojwal Shining
    299 Oona Lamb
    300 Oordhwa Peaceful
    301 Oorjit Strong and energetic
    302 Ooyu Rainbow
    303 Opesh Support
    304 Ophion A serpent
    305 Opie One like God
    306 Opinder Proximity to God
    307 Opkar Beneficience
    308 Opparili Names of Lord Shiva
    309 Oppilmani Purest of gems
    310 Opraaj Lord’s kingdom
    311 Opurbo Beautiful
    312 Or Brilliance
    313 Oraib Intelligent
    314 Oraibia Keen
    315 Orain Most celebrated
    316 Oral Speaker
    317 Oram From the riverbank Enclosure
    318 Oran Irish meaning green
    319 Orang Wisdom
    320 Oratio Prayer
    321 Oratun From the shore farm
    322 Orazio Prayer
    323 Orbert Wealthy
    324 Ord Armed warrior
    325 Ordway Battle
    326 Ordwine Spear friend
    327 Oren Pine tree
    328 Orenthal Fair and pale
    329 Oresh Thankful
    330 Oreste From the mountain
    331 Orestes One who stands as a mountain
    332 Orfaan Knowledge
    333 Orhan Supreme Leader
    334 Ori Charitable king
    335 Oriel Golden
    336 Origen Born
    337 Oringo who likes to hunt
    338 Orion Son of Fire
    339 Orjun Branch of a palm tree that holds dates together
    340 Orkhan Supreme Leader
    341 Orko Violet
    342 Orlan From the pointed hill
    343 Orleans Duke of Orleans
    344 Orlege Sad
    345 Orli You are my light
    346 Orlondo Renowned in the land
    347 Orm Son of Ulf
    348 Orma Free Men
    349 Ormand Seaman
    350 Ormazd Divinity of wisdom
    351 Ormerod Clearing
    352 Ormod Brave Friend
    353 Ormond Mariner
    354 Ornette Little eagle
    355 Ornil Related to Beauty
    356 Ornob Ocean
    357 Oro Gold
    358 Oron Light
    359 Orpheus The darkness of night
    360 Orrel Eagle
    361 Orren Pale
    362 Orrick From the ancient oak tree
    363 Orrin Mountain
    364 Orry God’s peace
    365 Orsino Little Bear
    366 Orson Bear Cub
    367 Orsonio Bear
    368 Ortiz Son of Orti
    369 Orton From the shore farm
    370 Orup Handsome
    371 Orush Thrones
    372 Orv Gold town
    373 Orva Spear Strength
    374 Orvell Gold town
    375 Orville Golden Village
    376 Orvin Brave Friend
    377 Orvyn Divine ruler
    378 Orwel Horizon
    379 Ory Manly one
    380 Oryan Mountain dweller
    381 Orz Proximity to God
    382 Osa Ocean
    383 Osaf Good dancer
    384 Osahar God hears me
    385 Osama Lion
    386 Osamu Ruler
    387 Osaze Favoured by God
    388 Osbaldo Uncertain
    389 Osbert God bright
    390 Osborne Soldier of God
    391 Oscar Champion warrior
    392 Oscosh Bravest of all
    393 Osei Noble
    394 Osgood Divine creator
    395 Oshea God is salvation
    396 Oshee Divine
    397 Osher Happiness
    398 Oshin Flower
    399 Osho Dear
    400 Osiel God is my strength
    401 Osip God shall add
    402 Osiris Powerful
    403 Oskari Leaping warrior
    404 Oslow Meadow beneath the ridge
    405 Osman Son of a snake
    406 Osmar Divinely glorious
    407 Osmond Divine protection
    408 Ospak Brother of Gudrun
    409 Osric Divine ruler
    410 Osryd Divine counsellor
    411 Ossian Fawn
    412 Ostein Happy
    413 Ostin Great
    414 Osul Essential
    415 Oswaldo Divine power
    416 Oswalt Strength from God
    417 Oswell Divinely powerful
    418 Oswin God’s friend
    419 Oswiu Name of a king
    420 Ota Rich
    421 Otar Fright warrior
    422 Otello Wealth
    423 Otess Wealth
    424 Othello God rule
    425 Othenio Give birth by night
    426 Othin God of Sky
    427 Othmann Wealthy
    428 Othmar Happy Fame
    429 Othneil Strength of God
    430 Otho Wealthy
    431 Otik Rich
    432 Otis Wealthy
    433 Otkai High-born
    434 Otmar Famous
    435 Oto Rich
    436 Otos Keen of hearing
    437 Otri Name of a sage
    438 Otsinto Patient
    439 Ottakoothan Poet
    440 Ottar Great wealth
    441 Ottfrid Wealthy peace
    442 Ottild Fortunate
    443 Ottokar Happy Fighter
    444 Ottone Wealth
    445 Ottoway Lucky in war
    446 Otus Keen of hearing
    447 Otway Lucky in war
    448 Oudom Magnificent
    449 Oudumber Vishnu
    450 Ouki Joy
    451 Oula First
    452 Ouray Arrow
    453 Oushig Love and Affection
    454 Oushin Blossom
    455 Outram Wealthy raven
    456 Ovadiach Servant of God
    457 Ovais A companion of Prophet
    458 Ovaish Joy of Love
    459 Ove Ancestors
    460 Oved Worship
    461 Overton From the riverbank town
    462 Ovi Holy message of a marathi Saint
    463 Ovidio Shephard
    464 Ovie King
    465 Ovijit Winner
    466 Ovin Handsome
    467 Ovishankar Giver of prosperity and happiness
    468 Ovishkar Handsome
    469 Oviya A beautiful drawing
    470 Oviyan Artist
    471 Owain Son of Urein
    472 Owaisi Brave, talented
    473 Owaiz God’s companion
    474 Owan God is gracious
    475 Owein Young warrior
    476 Owen Desire born
    477 Owiti Born after a misfortune
    478 Owney Green
    479 Owuor Born after mid-morning
    480 Owyn Young Fighter
    481 Oxa Page
    482 Oxley From the enclosure
    483 Oxton From the farm
    484 Oya Wind warrior goddess
    485 Oyintsa White Duck
    486 Oysten Happy
    487 Oz Divine
    488 Ozaafar Lion
    489 Ozan Turkish
    490 Ozer God’s helper
    491 Ozhan Thrower
    492 Ozi Strong
    493 Ozias Salvation
    494 Oziel Strength of God
    495 Ozil Genuine
    496 Ozor Name of ethnic group
    497 Ozur Son of a mythological character
    498 Ozuru Stock
    499 Ozzi Strong
    500 Ozzie Divine power

    Qualities of Baby Boys Whose Name Start With O

    Qualities Of Baby Boys With O

    As per numerology, some qualities are inborn for a person whose name starts with O. These can be positive as well as negative. Few such qualities and characteristics are given as under.

    Numerology suggests a correlation between the number 6 and the letter O. This number suggests that people with this number are knowledge seekers and highly intelligent and brainy as well. A few positive traits that are linked with numerology are :

    • Responsibility
    • Patience
    • Curiosity
    • Thirst for knowledge
    • Strong determination
    • Discipline
    • Obedience
    • Following Rules
    • Honesty and Truthfulness
    • Caring
    • Good business sense
    • Helpful

    The negative qualities of the babies whose name starts with O is that they can get a little dramatic and are stubborn to get their work done.

    Numerological Significance To Name A Baby Boy With O

    Numerological Significance O

    Numerology states that the first letter in a name helps in understanding the strength and capabilities the baby possesses. The positioning of the letters in any name as per numerology can even indicate all obstacles and successes that the baby will have in life. A few other traits are:

    • There exists a relationship between numbers and letters as per numerology.
    • Every number has its unique features and characteristics.
    • The first letter of a baby’s name is the most effective and powerful one.
    • Letter O has strong and positive vibrations.
    • Naming the baby with O offers an inner strength that makes the baby brave as well as courageous.
    • They have a strong determination and can easily reach their goals.
    • They are worthy of being trusted and creating a balance in life.

    Thus, a beautiful beginning for the baby can be done by choosing a name that highlights the positive traits. Name is for life, and it even influences the baby so deep and thorough research must be done before deciding on one. Numerology and astrology give a different insight as well so parents can even get a better understanding by referring to these.

    Read Also: Indian Baby Boy Names Starting With Cha

    Previous ArticleTop 500 Latest Baby Boy Names Starting With Y 
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    Tarasha Chandra
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    She loves to dance, listen to music, cook, and read in her free time. She is transparent, intuitive, quick-witted, and loves to spend time with her near and dear ones. She believes in taking each day as it comes.

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