Cool Names with a Strong O

  1. Cato
    • Origin:

      Latin
    • Meaning:

      "all-knowing"
    • Description:

      Cato conjures up images of ancient Roman statesmen and southern antebellum retainers; it could have revival potential, with its 'O' ending and the current interest in the names of Greek and Roman antiquity.
  2. Jericho
    • Origin:

      Biblical place-name
    • Description:

      A biblical place name with trumpeting verve and strength.
  3. Lorenzo
    • Origin:

      Italian variation of Laurence
    • Meaning:

      "from Laurentium"
    • Description:

      Latinizing Lawrence gives it a whole new lease on life. Like Leonardo, Lorenzo has been integrated into the American stockpot of names, partly via actor Lorenzo Lamas. Other associations are with Lorenzo de' Medici, the Florentine Renaissance merchant prince and art patron, Renaissance artists Ghiberti and Lotto, and the upstanding young man who married Shylock's daughter Jessica in Shakespeare's The Merchant of Venice.
  4. Oriana
    • Origin:

      Latin
    • Meaning:

      "dawn"
    • Description:

      Oriana is a dashing medieval name, with a meaning similar to Aurora. At this point, though, Oriana is much more unusual than Aurora and makes a unique choice if you're searching for names that mean new beginnings or dawn.
  5. Aldo
    • Origin:

      Italian from German
    • Meaning:

      "old and wise"
    • Description:

      A spirited German name very popular in Italy and occasionally used here, Aldo is one of the unique baby names with international flair. And names that mean wise have an enduring appeal.
  6. Zeno
    • Origin:

      Anglicized form of Greek Zenon, related to Zeus, king of the gods
    • Description:

      Zeno, the name of two ancient philosophers, has a muscular dynamism that's lightened by its cheerful final vowel, resulting in a kind of offbeat sci-fi feel. Zeno of Citium was the founder of the Stoic school of thought, Zeno of Elea was another early, original Greek thinker, famed for his Paradoxes.
  7. Emilio
    • Origin:

      Spanish and Italian variation of Emil
    • Meaning:

      "rival"
    • Description:

      Dashing and suave, with a hint of poetry and gentleness, Emilio is an appealing and international choice. A solid favorite in Italy, it is also on the rise in the US, France, Austria, and the UK.
  8. Aurelio
    • Origin:

      Italian variation of Aurelius
    • Meaning:

      "the golden one"
    • Description:

      Aurelio is an energetic Italian name rarely heard here, with an attractive aura. As the female version Aurelia gains greater notice, we expect to hear more from Aurelio too. In fact, Aurelio has recently entered the Top 1000 in the US in 2022. Next to follow might be latinate versions Aurelius and Aurelian.
  9. Bo
    • Origin:

      Norse nickname
    • Meaning:

      "to live"
    • Description:

      A popular name in Denmark, in this country Bo has some cowboy swagger and a lot of substance in its minimal two letters. In Mandarin Chinese, Bo means "wave".
  10. Orlando
    • Origin:

      Italian variation of Roland
    • Meaning:

      "famous throughout the land"
    • Description:

      Orlando, the ornate Italianate twist on the dated Roland, with a literary heritage stretching back to Shakespeare and before, has appealing book-ended o's, and is open to combination with almost any last name, a la British actor, Orlando Bloom.
  11. Rocco
    • Origin:

      Italian from German
    • Meaning:

      "rest"
    • Description:

      Madonna did much to polish up the image of this old-neighborhood Italian choice when she picked it for her son with British director Guy Ritchie, and several years later it was also used by Rose Byrne and Bobby Canavale for their son. It now feels much more mainstream than many celebrity baby names, sharing the quirky appeal of some other so-far-out-they're-in baby names as Bruno and Hugo.
  12. Diego
    • Origin:

      Spanish variation of James
    • Meaning:

      "supplanter"
    • Description:

      The energetic Diego is rising rapidly along with a lot of other authentically Spanish baby names that work perfectly well with surnames of any origin.
  13. Marco
    • Origin:

      Italian and Spanish form of Mark
    • Meaning:

      "warlike"
    • Description:

      Simple and universal, Marco is a Latin classic that would make a much livelier namesake for an Uncle Mark. It was used for her son by actress Jill Hennessy and goes well with surnames of any nationality.
  14. Olympia
    • Origin:

      Greek
    • Meaning:

      "from Mount Olympus"
    • Description:

      With its relation to Mount Olympus, home of the Greek gods, and to the Olympic games, this name has an athletic, goddess-like aura, making it the perfect Olivia substitute.
  15. Leonardo
    • Origin:

      Italian and Spanish variation of Leonard, German
    • Meaning:

      "brave lion"
    • Description:

      For centuries this name was associated primarily with the towering figure of Italian Renaissance painter-scientist-inventor Leonardo da Vinci, and was scarcely used outside the Latin culture.
  16. Laszlo
    • Origin:

      Hungarian
    • Meaning:

      "glorious ruler"
    • Description:

      The Hungarian classic Laszlo, with its zippy 'z' middle and energetic 'o' ending, has become something of a hipster option, beginning to be considered by cutting-edge parents.
  17. Antonio
    • Origin:

      Spanish and Italian variation of Anthony
    • Meaning:

      "from Antium"
    • Description:

      Antonio is a Shakespearean favorite -- the Bard used it in no less than five of his plays, and has long been a ubiquitous classic in Spanish-speaking countries, where the nickname Tonio is also prevalent. Antonio is also among an elite group of perennially popular names in the US, where it has always been among the boys' Top 1000 since baby name record-keeping started in 1880.
  18. Ocean
    • Origin:

      English, nature name
    • Meaning:

      "ocean"
    • Description:

      Nature names like Ocean and River are flowing back into favor, especially with nature lovers and green-oriented parents.
  19. Rio
    • Origin:

      Spanish, Portuguese, Japanese
    • Meaning:

      "river or place of the cherry blossoms"
    • Description:

      Rio is a reductive ranchero place-name with an attractive Tex-Mex lilt. No Doubt's Tom Dumont has a son named Rio Atticus.
  20. Jethro
    • Origin:

      Hebrew
    • Meaning:

      "excellence"
    • Description:

      Jethro, though the biblical father-in-law of Moses, has suffered for a long time from a Beverly Hillbilly image, but some really adventurous parents might consider updating and urbanizing it and transitioning it into the hip o-ending category.