130 Unisex Names That Start With O (With Meanings and Popularity)

130 Unisex Names That Start With O (With Meanings and Popularity)

Unisex names that start with O are flying high in the style stakes right now, with other O-starting choices like Oliver and Olivia, Owen and Odin at an all-time high.

Two up-and-coming unisex O names, Oakley and Ocean, rank among the most popular unisex names to achieve an almost-equal gender split, making either one an awesome androgynous choice.

Here, our full selection of unisex names that start with O, ordered by their current popularity on Nameberry. Each name is used more often for the gender indicated by its heart.

RELATED:

Unisex Names

Baby Names A-Z

  1. Owen
    • Origin:

      Welsh
    • Meaning:

      "young warrior; well-born"
  2. Orion
    • Origin:

      Greek
    • Meaning:

      "boundary, limit"
  3. Onyx
    • Origin:

      Word name
    • Meaning:

      "gem stone; claw, nail"
  4. Oakley
    • Origin:

      English
    • Meaning:

      "oak wood or clearing"
  5. Oberon
    • Origin:

      Variation of Auberon
    • Meaning:

      "elf king; noble bear"
  6. Ozzy
    • Origin:

      Pet form of Oswald, Osborn, Osmond or Oscar, English
    • Meaning:

      "divine; deer"
  7. Ocean
    • Origin:

      English, nature name
    • Meaning:

      "ocean"
  8. Ori
    • Origin:

      Hebrew
    • Meaning:

      "my light"
  9. Odysseus
    • Origin:

      Greek mythology name
    • Meaning:

      "wrathful"
  10. Ollie
    • Origin:

      Diminutive of Oliver, Latin
    • Meaning:

      "olive tree"
  11. Oakley
    • Origin:

      English
    • Meaning:

      "oak wood or clearing"
  12. Oak
    • Origin:

      English tree name
    • Meaning:

      "tree from the genus Quercus"
  13. Oleander
    • Origin:

      Botanical name
  14. Ozzie
    • Origin:

      Diminutive of Osmond, Oswald, or Oscar
    • Meaning:

      "divine; deer"
  15. Odie
    • Origin:

      Diminutive of Odell, Otis; English, German
    • Meaning:

      "of the valley; wealthy"
  16. Osian
    • Origin:

      Welsh variation of Oisin, Irish
    • Meaning:

      "little deer"
  17. Ocie
    • Origin:

      Short form of Ocean, nature name
  18. Onyx
    • Origin:

      Word name
    • Meaning:

      "gem stone; claw, nail"
  19. Orion
    • Origin:

      Greek mythology name
  20. Ocean
    • Origin:

      English, nature name