1770+ Boy Names Ending in O

  1. Pavlo
    • Origin:

      Ukrainian variation of Paul, 'small"
    • Description:

      Pavlo has more energy than the Russian Pavel, perhaps because it sounds like the Spanish Pablo.
  2. Rodolfo
    • Origin:

      Spanish
    • Meaning:

      "bold wolf"
    • Description:

      Romanticizes Rudolph and distances the name from the red-nosed reindeer. After remaining steadily in the US Top 500 for much of the twentieth century, Rodolfo has been slipping of late.
  3. Eugenio
    • Origin:

      Spanish and Italian variation of Eugene
    • Description:

      The name of four popes and several saints: a promising Italian import.
  4. Ottavio
    • Origin:

      Italian, “eighth”
    • Description:

      Spirited Italian form of Octavius
  5. Cozmo
    • Frodo
      • Origin:

        Literary name
      • Description:

        An admirable meaning, with roots in a Germanic word meaning wisdom, but we fear it will never be detached from the hobbit hero of The Lord of the Rings.
    • Leonzio
      • Rolo
        • Iiro
          • Origin:

            Finnish diminutive of Isak
          • Meaning:

            "laughter"
          • Description:

            A nickname for Isak, the Nordic variation of Isaac.
        • Leão
          • Audio
            • Origin:

              Word name
            • Description:

              When actress Shannyn Sossamon dubbed her newborn Audio Science, it sent out some definite shock waves. We don't recommend Audio or Video for even the most intrepid baby namer.
          • Bingo
            • Origin:

              Word name
            • Description:

              A name best for pets.
          • Bravo
            • Origin:

              Italian word name
            • Description:

              One way to encourage some cheers for your little one, but not recommended.
          • Tibo
            • Origin:

              French, modern spelling of Thibault
            • Description:

              Tibo is a phonetic spelling of the classic French name Thibault (or Thibaut), which derives from the Germanic name Theobald, meaning "courageous people". It has been recorded in France in recent years.
          • Siro
            • Origin:

              Latin
            • Meaning:

              "from Syria"
            • Description:

              This Italian saint's name is one of the most unusual of the o-ending names.
          • Lucero
            • Origin:

              Spanish
            • Meaning:

              "light"
            • Description:

              Lucero is a relative or nickname of Luz, meaning light. This intriguing name is swimming just beneath the Top 1000 for girls in the US, but is used for boys too. It is especially popular in Latin America.
          • Shilo
            • Romello
              • Omero
                • Origin:

                  Spanish form of Homer, Greek
                • Meaning:

                  "security, pledge"
                • Description:

                  Omero lifts Homer out of both The Simpsons and The Odyssey, making it a romantic name ala Romeo. Some sources give the meaning of Omero and Homer as "hostage".
              • Charlo