Boy names that start with O
- Oadith (ओदिथ) – The rising sun
- Oagyan (ओग्यान) – One who is learned
- Oajit (ओजीत) – Victorious
- Oan (ओआन) – One who is radiant
- Oashik (ओअशिक) – One who is happy
- Oban (ओबान) – One who is loved
- Obeet (ओबीट) – One who is courageous
- Obhay (अभय) – Fearless
- Obhayak (ओभायक) – Fearless
- Obhid (ओभिद) – One who is fearless
- Obhijit (अभिजीत) – Victorious, conqueror
- Obhik (ओभिक) – One who is lovable
- Obhin (अभिन) – A man who is joyful
- Obhinav (ओभिनव) – New; fresh
- Obhishek (अभिषेक) – Anointing; blessing
- Obhrik (ओभरिक) – One who brings joy
- Obhya (ओभ्या) – A fortunate one
- Obid (ओबिद) – One who is kind
- Obin (ओबिन) – A holy person
- Obinash (ओबिनाश) – One who cannot be destroyed
- Obinash (ओबिनाश) – One who cannot be destroyed
- Obinay (ओबिनाय) – One who is creative
- Obul (ओबुल) – One who is kind-hearted
- Odaan (ओदन) – One who is rising
- Odas (ओदास) – A kind-hearted person
- Oday (ओडाय) – Rising sun
- Odayan (ओडयन) – Rising
- Odayan (ओडयन) – Rising sun; the new beginning
- Odeesh (ओदिश) – One who brings joy
- Odel (ओडेल) – One who is prosperous
- Odeya (ओडया) – One who is blessed
- Odith (ओदिथ) – The rising sun
- Ogan (ओगन) – A leader; commander
- Ogeer (ओगीर) – A kind-hearted person
- Ogen (ओगेन) – A blessing; a gift
- Ogen (ओगेन) – One who is radiant
- Ogrim (ओग्रीम) – One who is intelligent
- Ogrim (ओग्रीम) – One who is noble
- Oham (ओहम) – A strong person
- Ohan (ओहन) – One who is beautiful
- Ohnish (ओह्निश) – One who is bright
- Ohuv (ओहुव) – A blessed soul
- Oishik (ओइशिक) – One who is brave
- Ojaas (ओजास) – Bright, radiant
- Ojak (ओजक) – One who is strong
- Ojal (ओजल) – Brightness; light
- Ojal (ओजल) – Light; brightness
- Ojal (ओजल) – Light; brightness
- Ojar (ओजार) – Bright and cheerful
- Ojas (ओजस) – Energy, strength
- Ojasik (ओजसिक) – Full of brightness
- Ojasvi (ओजस्वी) – Bright, radiant
- Ojasvik (ओजस्विक) – One full of energy
- Ojasvith (ओजस्वित) – Full of life and energy
- Ojaswant (ओजस्वंत) – One who is powerful and strong
- Ojat (ओजात) – Bright and shining
- Ojav (ओजव) – One who is strong
- Ojawad (ओजवाद) – One who is strong
- Ojay (ओजय) – Victorious; winner
- Ojer (ओजर) – A leader of men
- Ojes (ओजेस) – A person full of energy
- Ojesh (ओजेश) – Lord of brightness
- Ojesh (ओजेश) – Lord of energy
- Ojesh (ओजेश) – Lord of light
- Ojnar (ओजनार) – One who is powerful
- Okyan (ओक्यान) – A bright star
- Olan (ओलान) – One who is noble
- Oland (ओलंद) – A glorious person
- Olav (ओलाव) – One who is kind
- Olem (ओलेम) – A divine leader
- Oli (ओली) – A great leader
- Olim (ओलिम) – One who is radiant
- Olin (ओलिन) – A joyful and cheerful person
- Olin (ओलिन) – Joyful and cheerful
- Olin (ओलिन) – Joyful and happy
- Olin (ओलिन) – Joyful; happiness
- Olinay (ओलिनाय) – One who is artistic
- Oliyan (ओलियान) – Brightness; glow
- Olkan (ओल्कान) – A powerful soul
- Olshik (ओलशिक) – One who is noble
- Om (ओम) – The sacred syllable; the sound of the universe
- Omaan (ओमान) – An intellectual; a leader
- Omaan (ओमान) – One who is wise and intelligent
- Omair (ओमैर) – Intelligent; wise
- Omair (ओमैर) – Leader; commander
- Omait (ओमैट) – Blessed with knowledge
- Omak (ओमक) – One who is intelligent
- Omal (ओमल) – Bright and shining
- Omalak (ओमलक) – One who is wise
- Oman (ओमान) – Intelligent; wise
- Omanik (ओमाणिक) – A precious jewel
- Omansh (ओमांश) – A part of Om
- Omar (उमर) – Flourishing, thriving
- Omaraj (ओमाराज) – A king; a ruler
- Omari (ओमारी) – A blessed soul
- Omarshan (ओमारशन) – One who shines like the sun
- Omaru (ओमारु) – Long-lived
- Omas (ओमास) – An intelligent person
- Omat (ओमत) – Gift of God; a blessing
- Omatej (ओमतेज) – Lord of Om; divine light
- Omavi (ओमवी) – One who is pious
- Omdev (ओमदेव) – God of Om; a divine being
- Omdey (ओमदेय) – The gift of God
- Omeesh (ओमीश) – God of Om
- Omeesh (ओमीश) – Lord of Om
- Omel (ओमेल) – A person who is light-hearted
- Omel (ओमेल) – One who is kind-hearted
- Omelak (ओमेलक) – Bright and shining
- Omer (ओमर) – Long-lived
- Omes (ओमेस) – A powerful soul
- Omesh (ओमेश) – A leader
- Omesh (ओमेश) – God of Om
- Omesh (ओमेश) – Lord of Om; a name for Lord Shiva
- Omeshwar (ओमेश्वर) – Lord of Om
- Omi (ओमी) – The one who is blessed
- Omid (ओमिद) – A person full of hope
- Omideep (ओमदीप) – Light of the universe
- Omil (ओमिल) – Blessed with success
- Omil (ओमिल) – Full of energy
- Omin (ओमिन) – An intelligent soul
- Omin (ओमिन) – The chosen one
- Omindra (ओमिंद्रा) – Lord of the universe
- Omir (ओमिर) – A powerful soul
- Omir (ओमीर) – A prosperous person
- Omiraj (ओमिराज) – One who is majestic
- Omith (ओमित) – A strong person
- Omiya (ओमिया) – One who is prosperous
- Omjot (ओमजोत) – Light of Om
- Omkarish (ओंकारिश) – Lord of Om
- Omkarish (ओंकारिश) – Lord of Om; divine
- Omkarnath (ओंकारनाथ) – Lord of Om
- Omkesh (ओमकेश) – Lord of Om
- Omlak (ओमलक) – A pure and holy soul
- Omlesh (ओमलेश) – Lord of Om
- Ommish (ओममिश) – The essence of Om
- Omnath (ओमनाथ) – Lord of Om
- Omnath (ओमनाथ) – Lord of Om; Lord Shiva
- Omnot (ओमनोट) – A leader who is wise
- Omprakash (ओमप्रकाश) – Light of the sacred sound
- Omran (ओम्रान) – Prosperous
- Omres (ओमरेस) – The essence of life
- Omresh (ओमरेश) – Lord of Om
- Omri (ओमरी) – Blessed
- Omri (ओमरी) – Joyful
- Omrit (ओमृत) – Immortal
- Omshankar (ओमशंकर) – A name for Lord Shiva
- Omson (ओमसन) – One who is bright
- Omtya (ओम्त्या) – A radiant soul
- Omul (ओमुल) – Kind-hearted
- Omvidh (ओमविद) – One who is blessed with knowledge
- Omya (ओम्या) – The one who is intelligent
- Omyan (ओम्यान) – One who is divine
- Onan (ओनन) – A kind-hearted person
- Onesh (ओनेश) – A divine being
- Oni (ओनी) – One who is pure
- Onik (ओनिक) – A great soul
- Onik (ओनिक) – A person who is intelligent
- Onikesh (ओनिकेश) – Lord of the universe
- Onir (ओनिर) – A soft spoken person
- Oniraj (ओनिराज) – One who is king-like
- Onish (ओनीश) – Lord of the universe
- Onishik (ओनिशिक) – One who is knowledgeable
- Onkar (ओंकार) – The one who has the essence of the universe
- Onkaraj (ओंकराज) – King of Om
- Onkaram (ओंकारम) – The sacred sound; Om
- Onkaru (ओंकारु) – The one who brings peace
- Onkesh (ओंकश) – One who is divine
- Onyesh (ओन्येश) – A person who is unique
- Oodhan (ओधन) – One who is bright
- Oomesh (ओमेश) – God of Om
- Oorav (ऊरव) – A person who shines like the sun
- Oorjit (ऊर्जित) – Powerful, energetic
- Oorvish (ऊर्विश) – One who is powerful
- Oradh (ओराध) – One who is blessed by the Gods
- Oran (ओरन) – One who is powerful
- Oran (ओरान) – Light; brightness
- Oras (ओरास) – A strong warrior
- Orav (ओरव) – The essence of life
- Oravik (ओराविक) – One who is vibrant
- Oreg (ओरेग) – A good friend
- Orej (ओरेज) – One who is majestic
- Orek (ओरेक) – One who is loved
- Orel (ओरेल) – One who is radiant
- Oresh (ओरेश) – A powerful ruler
- Orhan (ओरहान) – A brave leader
- Oriel (ओरियेल) – A blessed soul
- Orik (ओरिक) – A kind person
- Oril (ओरिल) – One who brings peace
- Oril (ओरिल) – One who is noble
- Orim (ओरिम) – A radiant person
- Orin (ओरिन) – A light of God
- Orin (ओरिन) – Bright, shining
- Orinath (ओरिनाथ) – Lord of the light
- Orinay (ओरिनाय) – A strong leader
- Orish (ओरिश) – A joyous person
- Orish (ओरिश) – One who is radiant
- Orith (ओरित) – A shining light
- Orkesh (ओर्केश) – A powerful person
- Orkin (ओर्किन) – A brave warrior
- Orphic (ओर्फिक) – Mysterious and enchanting
- Oruj (ओरुज) – One who is bright
- Oruk (ओरुक) – A joyful soul
- Orush (ओरुश) – A divine leader
- Orv (ओर्व) – Lord Shiva; a divine being
- Orvansh (ओर्वांश) – A divine part
- Orvik (ओर्विक) – One who is brave
- Orvin (ओर्विन) – A kind-hearted soul
- Orvin (ओर्विन) – One who is noble
- Orvish (ओर्विश) – Lord of the universe
- Orvish (ओर्विश) – Lord of the universe
- Orvish (ओर्विश) – One who is wise
- Oryan (ओर्यन) – A noble soul
- Oryan (ओर्यान) – A strong person
- Osakan (ओसाकन) – One who is noble
- Osan (ओसान) – One who is strong
- Oshaan (ओशान) – A light
- Oshaan (ओशान) – Ocean; vast
- Oshaan (ओशान) – One who is full of life
- Oshair (ओशैर) – One who brings joy
- Oshak (ओशक) – A prosperous man
- Oshan (ओशन) – A good friend
- Oshan (ओशन) – A shining star
- Oshan (ओशन) – Ocean; one who is vast
- Oshan (ओशान) – A bright soul
- Oshanesh (ओशनेश) – One who brings peace
- Oshani (ओशानी) – A charming person
- Osheen (ओशीन) – A noble and good person
- Osheesh (ओशीश) – A blessed person
- Osher (ओशेर) – A radiant light
- Osher (ओशेर) – One who is pure
- Oshika (ओशिका) – A beautiful soul
- Oshika (ओशिका) – A person full of energy
- Oshin (ओशिन) – A king, a ruler
- Oshin (ओशिन) – A warrior
- Oshin (ओशिन) – Bright and shining
- Oshin (ओशिन) – Joy; happiness
- Oshin (ओशिन) – One who is elegant
- Oshinay (ओशिनय) – One who is cheerful
- Oshindar (ओशिंदर) – A prosperous soul
- Oshir (ओशिर) – A shining star
- Oshith (ओशित) – One who is protected
- Oshith (ओशित) – One who is protected by the Gods
- Oshith (ओशित) – One who is protected by the Gods
- Oshith (ओशित) – One who is pure
- Oshka (ओशका) – A bright light
- Oshvik (ओश्विक) – A warrior; one who fights for justice
- Oshwin (ओश्विन) – A light-hearted person
- Oshwin (ओश्विन) – Bright, glorious
- Oshwin (ओश्विन) – Light, brightness
- Oshyan (ओश्यान) – Divine light
- Osky (ओस्की) – Bright and brilliant
- Osman (ओस्मान) – A prosperous man
- Osmani (ओस्मानी) – A noble leader
- Osmar (ओस्मार) – One who is bright
- Osmay (ओस्माय) – A divine friend
- Osmit (ओस्मित) – A joyful person
- Ostin (ओस्टिन) – A great friend
- Osvin (ओस्विन) – One who is knowledgeable
- Oswath (ओस्वथ) – Brave and noble
- Oswin (ओस्विन) – A divine friend
- Oswin (ओस्विन) – A successful friend
- Oswin (ओस्विन) – Divine friend
- Osyan (ओस्यान) – One who brings joy
- Othan (ओथान) – One who is great
- Othar (ओथर) – One who is noble
- Otheer (ओथीर) – One who is adventurous
- Othes (ओथेस) – A joyous person
- Othik (ओथिक) – A person who is brave
- Othik (ओथिक) – A person who is courageous
- Othir (ओथिर) – Brave and noble
- Oton (ओटोन) – A gentle soul
- Otrend (ओट्रेंड) – A successful leader
- Otvik (ओतविक) – A bright star
- Otwik (ओट्विक) – One who is beautiful
- Ouday (ऊदय) – The rising sun
- Ova (ओवा) – One who is blissful
- Ovaan (ओवान) – A gift from God
- Ovais (ओवैस) – A good friend; companion
- Ovaish (ओवैश) – God-like
- Ovak (ओवक) – One who is blessed
- Ovan (ओवान) – The light of God
- Oven (ओवेन) – A successful person
- Oven (ओवेन) – One who is successful
- Ovenish (ओवेनीश) – One who is divine
- Ovesh (ओवेश) – A divine friend
- Ovi (ओवी) – A bright star
- Ovi (ओवी) – Joyful
- Oviansh (ओविअंश) – One who is bright
- Ovik (ओविक) – One who is strong
- Ovika (ओविका) – Lord of the universe
- Oviket (ओविकेत) – One who is wise
- Ovim (ओविम) – One who is blessed
- Ovin (ओविन) – A king; a ruler
- Ovit (ओवित) – A wise person
- Oviya (ओविया) – Artistic; one who is creative
- Ovyas (ओव्यस) – One who is wise
- Owan (ओवान) – A divine soul
- Owen (ओवेन) – Young warrior
- Oytan (ओइतान) – A warrior; fighter
- Ozaan (ओज़ान) – One who is gentle