Close Menu
  • About us
  • Contact Us
  • Privacy Policy
  • Terms of service
  • Our Authors
Being The Parent
HOT TOPICS
  • Child Safety
  • Toddler Milestones
  • Travel Stories with Kids
Being The Parent
You are at:Home»Already Pregnant?»Top 500 Baby Boy Names That Start With O 
Already Pregnant?

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 
Next Article Hypnobirthing – How Does it Work, Techniques and How to Practice
Tarasha Chandra
  • Facebook
  • LinkedIn

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.

Related Posts

Vaginal Delivery – Stages, Risks, Advantages and Complications

September 10, 2025

C-Section Delivery – Challenges and Tips For A Faster Recovery

September 10, 2025

Low Blood Pressure During Pregnancy – Signs and Causes

September 10, 2025
Add A Comment
Leave A Reply Cancel Reply

Top Posts

30 Mesmerizing Baby Girl Names Inspired By Hindu Goddesses

April 21, 202510K Views

1008 Unique Baby Boy Names Inspired by Lord Shiva

March 22, 20256K Views

1000 Lord Murugan Names in Telugu, Tamil And Sanskrit

March 22, 20255K Views
Latest Posts

Bee Pollen During Pregnancy – Is It Safe?

By Srishti DhuparSeptember 10, 2025

Hip Exercises During Pregnancy – You Can Do At Home

By Simran DolwaniSeptember 10, 2025

Perfumes During Pegnancy – Is It Safe?

By Sanjana GuhaSeptember 10, 2025
Most Popular

30 Mesmerizing Baby Girl Names Inspired By Hindu Goddesses

April 21, 202510K Views

1008 Unique Baby Boy Names Inspired by Lord Shiva

March 22, 20256K Views

1000 Lord Murugan Names in Telugu, Tamil And Sanskrit

March 22, 20255K Views
Our Picks

Vaginal Delivery – Stages, Risks, Advantages and Complications

Things to Know Before Getting Root Canal For Your Toddler

Pink Discharge – Everything You Need to Know About

About
About

Curated parenting information - Just when you need it

  • - Articles written or reviewed by doctors.
  • - Journeys from experienced moms.
  • - Regular bulletin in your inbox on the must you should know.
  • - Parenting resources like Due Date calculator, Pregnancy Weight Gain calculator and many more.
© 2025 Mykids Ventures. All rights Reserved Being The Parent.

Type above and press Enter to search. Press Esc to cancel.