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

  1. Oasis
    • Origin:

      Egyptian
    • Meaning:

      "fertile spot in a desert"
  2. O'malley
    • Origin:

      Irish
    • Meaning:

      "slow, stately, pleasant"
  3. Osamu
    • Origin:

      Japanese
    • Meaning:

      "discipline; logic; reign"
  4. Ossie
    • Origin:

      Short form of Oscar, Osias, Oswald et al
  5. Oliverio
    • Origin:

      Spanish form of Oliver, Latin
    • Meaning:

      "olive tree"
  6. Olle
    • Origin:

      Swedish diminutive of Olaf, Norse
    • Meaning:

      "ancestor's relic"
  7. Onacona
    • Origin:

      Cherokee
    • Meaning:

      "white owl"
  8. O'brian
    • Origin:

      Irish
    • Meaning:

      "descendant of Brian"
  9. Omid
    • Origin:

      Persian
    • Meaning:

      "hope"
  10. Obadias
    • Origin:

      Variation of Obadiah, Hebrew
    • Meaning:

      "servant of God"
  11. Ojore
    • Origin:

      Teso
    • Meaning:

      "warrior"
  12. O'neal
    • Origin:

      Irish
    • Meaning:

      "from the chief's line"
  13. Ohara
    • Origin:

      Japanese
    • Meaning:

      "small field"
  14. Owais
    • Origin:

      Urdu and Indian form of Uwais, Arabic
    • Meaning:

      "wolf"
  15. O'donovan
    • Origin:

      Irish, 'son of the dark one"
  16. Ožbej
    • Origin:

      Slovene variation of Oswald, English
    • Meaning:

      "divine power"
  17. Oluwadamilare
    • Origin:

      Yoruba
    • Meaning:

      "god has given me wealth"
  18. Oded
    • Origin:

      Hebrew
    • Meaning:

      "to restore; encouragement"
  19. Okasaki
    • Origin:

      Japanese surname
    • Meaning:

      "hill cape"
  20. O'sullivan
    • Origin:

      Irish
    • Meaning:

      "son of the black-eyed one"