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264 Boy Names That Start With O (with Meanings and Popularity)

  1. Oan
    • Origin:

      Breton
    • Meaning:

      "lamb"
  2. O'brien
    • Origin:

      Irish
    • Meaning:

      "descendant of Brian"
  3. Ozgur
    • Origin:

      Turkish
    • Meaning:

      "free, independent"
  4. Ozai
    • Origin:

      Fictional name
  5. Ogun
    • Origin:

      African, Yoruba
    • Meaning:

      "god of war"
  6. Oban
    • Origin:

      Scottish place name
    • Meaning:

      "the little bay"
  7. Olavi
    • Origin:

      Finnish and Estonian variation of Olaf
    • Meaning:

      "ancestor's relic"
  8. Odissan
    • Origin:

      African
    • Meaning:

      "thirteenth born son"
  9. Owens
    • Origin:

      Welsh and Irish surname
    • Meaning:

      "son of Owen / Eoghan"
  10. Osei
    • Origin:

      Ghanaian, Akan
    • Meaning:

      "noble"
  11. O'reilly
    • Origin:

      Irish
    • Meaning:

      "son of the courageous one"
  12. O'hara
    • Origin:

      Irish
    • Meaning:

      "son of Eaghra"
  13. Octa
    • Origin:

      Anglo-Saxon
  14. Ojai
    • Origin:

      California place name
  15. Onslow
    • Origin:

      English
    • Meaning:

      "from the zealous one's hill"
  16. Ozren
    • Origin:

      Serbian, Croatian
    • Meaning:

      "to look, glance"
  17. Ottavio
    • Origin:

      Italian, “eighth”
  18. Or
    • Origin:

      Hebrew
    • Meaning:

      "light"
  19. Olimpio
    • Origin:

      Greek
    • Meaning:

      "pertaining to the Mount Olympus of Greek mythology"
  20. Ostadar
    • Origin:

      Basque, rainbow