Here you will find the boy names starts with O. To get famous,beautiful,uncommon boy names scroll through!
Lower value denotes most popular name
| Name | Meaning | Origin | Namesakes |
|---|---|---|---|
| Oliver | Olive tree | Latin | Oliver Twist (character), Oliver Reed (actor) |
| Owen | Youthful warrior | Welsh | Owen Wilson (actor), Owen Hart (wrestler) |
| Owen | Youthful warrior | Welsh | Owen Wilson (actor), Owen Hart (wrestler) |
| Oliver | "olive tree" | Latin | Oliver Kahn (German footballer) |
| Oscar | "God's spear" | Old English | Oscar Wilde (Irish writer) |
| Oswald | "God's power" | Germanic | Oswald Spengler (German philosopher) |
| Otto | "wealthy" | Germanic | Otto von Bismarck (German statesman) |
| Odin | God of war and death | Norse | Odin Lloyd (football player), Odin Finch (fictional character) |
| Oldřich | Wealthy ruler | Bohemian | Oldřich Duras, Oldřich Kaiser |
| Ondřej | Manly | Bohemian | Ondřej Pavelec, Ondřej Soukup |
| Otto | Wealthy | Bohemian | Otto Skorzeny, Otto Wichterle |
| Ognjen | "fiery" | Slavic | Ognjen Vranješ (Bosnian footballer) |
| Oliver | "olive tree" | Latin | Oliver Kovačević (Bosnian footballer) |
| Orhan | "ruler" | Turkish | Orhan Olujić |
| Osman | "protection" | Arabic | Osman Đikić (Bosnian footballer) |
| Osmar | "divine protection" | Arabic | Osmar Ferreyra (Bosnian footballer) |
| Ognian | Fiery | Bulgarian | Ognian Golev, Ognian Georgiev |
| Otar | "heard by God" | Georgian | Otar Korghalidze, Georgian composer |
| Otari | "heard by God" | Georgian | Otari Kvantrishvili, Georgian wrestler |
| Odon | Wealthy defender | Hungarian | Odon Mellenyi (Hungarian fencer) |
| Odakota | Friend | Sioux | - |
| Ogima | Chief | Ojibwe | - |
| Ohanko | Reckless | Sioux | - |
| Olathe | Beautiful | Shawnee | Olathe: City in Kansas |
| Onacona | White owl | Muskogee | - |
| Onawa | Wide awake | Iroquois | Onawa: City in Iowa |
| Osceola | Black drink singer | Creek | Osceola: Seminole leader |
| Omar | "Long-lived" or "He who lives a long life" | Arabic | Omar Khayyam (Persian mathematician and poet) |
| Orlando | "Famous throughout the land" or "Famous land" | Germanic | Orlando Bloom (English actor) |
| Oscar | "Spear of the gods" or "God's spear" | Irish | Oscar Wilde (Irish writer) |
| Ousmane | Variant of Arabic name Uthman meaning "baby bustard" | Wolof | Ousmane Sembène, a Senegalese film director and writer |
| Oleg | "holy" or "blessed" | Slavic | Oleg Popov, Russian clown |
| Ondrej | "manly" or "warrior" | Slavic | Ondrej Nepela, Slovak figure skater |
| Odysseus | Wrathful | Greek | Odysseus, a Greek hero in Homer's Odyssey |
| Orestes | Mountain dweller | Greek | Orestes, a character in Greek mythology |
| Origenes | Of unknown origin | Greek | Origen, a Christian scholar |
| Orpheus | Darkness | Greek | Orpheus, a legendary musician in Greek mythology |
| Obaida | Servant of God | Arabic | Obaida Ibn Al Jarrah (Sahaba companion) |
| Omar | Long-lived, eloquent speaker | Arabic | Omar Khayyam (Persian poet and mathematician) |
| Oliver | elf army | English | Oliver Chen (athlete), Oliver Lin (entrepreneur) |
| Owen | youth | Welsh | Owen Chen (actor), Owen Huang (athlete) |
| Oliver | Olive tree | Latin | Oliver Twist (fictional character in Charles Dickens' novel), Oliver Stone (filmmaker) |
| Orion | Son of fire | Greek | Orion Acaba (voice actor), Orion Carloto (author) |
| Orson | Little bear | English | Orson Welles (filmmaker), Orson Scott Card (author) |
| Osiris | God of the afterlife | Egyptian | Osiris Blade (adult film actor), Osiris the God (rapper) |
| Owen | Youthful warrior | Welsh | Owen Wilson (actor), Owen Hart (wrestler) |
| Omkar | Om sound | Sanskrit | Omkar Kapoor |
| Obafemi | "the king loves me" | Yoruba | Obafemi Martins, Nigerian footballer |
| Obinna | "father's heart" | Igbo | Obinna Nsofor, Nigerian footballer |
| Obioma | "good heart" | Igbo | Obioma Nnaemeka, Nigerian scholar and writer |
| Odegaard | "farm by the stream" | Norwegian | Martin Odegaard, Norwegian footballer |
| Odion | "firstborn of twins" | Edo | Odion Ighalo, Nigerian footballer |
| Oghenekaro | "God's gift" | Urhobo | Oghenekaro Etebo, Nigerian footballer |
| Okechukwu | "God's portion" | Igbo | Okechukwu Uche, Nigerian footballer |
| Ola | "wealth" | Yoruba | Ola Aina, Nigerian footballer |
| Olamide | "my wealth has come" | Yoruba | Olamide Adedeji, Nigerian musician |
| Olumide | "God has come" | Yoruba | Olumide Akpata, Nigerian lawyer and activist |
| Oluwatobi | "God is enough" | Yoruba | Oluwatobi Adeyemi, Nigerian footballer |
| Omar | "long-lived" | Arabic | Omar Sy, French actor |
| Omega | "great" | Greek | Omega Seamaster, luxury watch brand |
| Onyekachi | "who | Igbo | not found |
| Onyekwere | "who knows tomorrow" | Igbo | Victor Onyekwere, Nigerian footballer |
| Osei | "noble" | Akan | Osei Kofi, Ghanaian footballer |
| Osiris | "powerful, mighty" | Egyptian | Osiris, Egyptian god of the afterlife |
| Othniel | "God's lion" | Hebrew | Othniel Seiden, American author |
| Oumar | "long-lived" | Arabic | Oumar Niasse, Senegalese footballer |
| Ousmane | "the chosen one" | Arabic | Ousmane Dembélé, French footballer |
| Owain | "youthful warrior" | Welsh | Owain Glyndwr, Welsh ruler |
| Owusu | "born on Wednesday" | Akan | Anthony Owusu-Ansah, Ghanaian footballer |
| Oyelowo | "honored because of wealth" | Yoruba | David Oyelowo, British actor |
| Ozil | "magnificent" | Turkish | Mesut Ozil, German footballer |