“O” represents Patience. The O shows Responsibility, Knowledge, and intellect. The O is a frank, methodical person who respects Law and order in everything.
Choose your desire category below for American names.
AMERICAN GIRL NAMES AMERICAN BOY NAMES
Here on this page, we have compiled 191 American Baby Boy Names Starting With O. Choose the best name for your newborn from the following list of most popular 191 American Baby Boy Names Starting With O. You might be interested in more baby names on our site.
MORE AMERICAN BABY BOY NAMES
Famous American Baby Boy Names Start With O
| NAME | MEANING |
| Oakden | From the oak tree valley |
| Oakes | From the oak |
| Oakes | From the Oak, Near the Oak Trees |
| Oakley | From the oak tree meadow |
| Oakley | From the Oak Tree Meadow / Forest |
| Obama | Slightly Bent |
| Obedience | Obedience |
| Obie | The Quality of Being Obedient |
| Octavio | Eighth Child |
| Octavius | Eighth Born |
| October | Born During Autumn |
| Odakota | Friend (Sioux), Friendly |
| Odale | Of the valley |
| Odell | Otter |
| Odell | Otter, Wealthy, Song, Surname |
| Odie | Otter, Song, Rich |
| Odin | Inspiration, Wealthy Defender |
| Odis | Wealth |
| Ogden | From the oak tree valley |
| Ogdon | From the oak tree valley |
| Ogie | High |
| Ohio | Large River |
| Okes | From the oak |
| Olan | Royal Forefather |
| Olen | Holy, Ancestor, Relic |
| Olesya | TBD |
| Olev | Ancestor |
| Olie | TBD |
| Olin | Holly, Ancestor, Hallowed |
| Oliver | Olive tree |
| Oliver | Olive Tree, Elf Army |
| Olivia | Elf Army; Ancestor’s Descendant |
| Ollie | Olive Tree, Form of Oliver |
| Oly | TBD |
| Omar | An Era, The Highest |
| Omari | TBD |
| Omarion | Combination of Omar + Ion |
| Omarr | Highest, Follower of the Prophet |
| Omawnakw | Cloud Feather |
| Omega | Last-born Child |
| Omer | Eloquent or Bundle of Grain |
| Omiros | TBD |
| Oneal | Cloud, Passionate, Champion, Crow |
| Onslow | From the Zealous One’s Hill |
| Onslowe | From the Zealous One’s Hill |
| Opi | TBD |
| Opie | TBD |
| Oram | From the riverbank enclosure |
| Oran | Little Pale Green One, Green |
| Orange | Fruit, Colour |
| Oren | Ash Tree, Pine Tree |
| Orest | Mountain Dweller |
| Orford | From the cattle ford |
| Orham | From the riverbank enclosure |
| Orian | Limit, Boundary |
| Orick | From the ancient oak tree |
| Orik | From the ancient oak tree |
| Orin | White, Pale Green, Pale-skinned |
| Orion | Son of fire |
| Orion | Border or Extremity, Son of Fire |
| Orlan | From the pointed hill |
| Orland | Renowned in the land |
| Orlando | Renowned in the Land |
| Orlin | Renowned in the Land |
| Orman | Mariner, Spear Man |
| Ormond | Spear defender |
| Ormond | Spear Defender, Spear |
| Ormund | Spear defender |
| Orpheus | Beautiful Voice, Son of Apollo |
| Orran | The name of an English river |
| Orren | The name of an English river |
| Orrick | From the ancient oak tree |
| Orrik | From the ancient oak tree |
| Orrin | The name of an English river |
| Orrin | river |
| Orsen | Bear like |
| Orsen | Bear Like, Form of Orson |
| Orson | Bear like |
| Orson | Bear Like; Ormond’s Son; Like a … |
| Orton | From the shore town |
| Orton | Muddy Farm, From the Shore Farm |
| Ortun | From the shore ftown |
| Ortun | From the Shore Farm |
| Orval | Golden village |
| Orval | Golden Village, Spear Strength |
| Orvil | Golden village |
| Orvil | Golden Village, Spear Strength |
| Orville | Golden City / Town / Village |
| Orville | Golden village |
| Orvin | Brave friend or spear friend |
| Orvin | Brave Friend, Spear Friend |
| Orvyn | Brave friend or spear friend |
| Orvyn | Brave Friend, Spear Friend |
| Orwald | Spear strength |
| Os | Divine |
| Osbart | Divinely brilliant |
| Osbert | Divinely brilliant |
| Osbert | Divinely Brilliant, God Bright |
| Osborn | Divine warrior |
| Osborn | Divine Warrior, Bear of God |
| Osbourne | Divine Warrior, Born from a Bear |
| Osbourne | Divine warrior |
| Osburn | Divine warrior |
| Osburt | Divinely brilliant |
| Oscar | Friend of the Deer; God’s Spear; … |
| Osei | Noble, From Fante |
| Oshane | Son of Shea |
| Osian | TBD |
| Osie | Noble or Honourable |
| Osman | Servant of God |
| Osman | Servant of God, Divine Protector |
| Osmar | Divinely glorious |
| Osmarr | Divinely glorious |
| Osmin | Servant of God |
| Osmin | Godly Protection |
| Osmond | Divine Protection, God Protector |
| Osmond | Divine protection |
| Osmont | Divine Protector |
| Osmund | Divine Protector; God’s Protection |
| Osmund | Servant of God |
| Osred | Divine counselor |
| Osred | Divine Counsellor |
| Osric | Divine ruler |
| Osric | A Divine Ruler |
| Osrick | Divine Ruler |
| Osrid | Divine counselor |
| Osrid | Divine Counsellor |
| Osrik | Divine ruler |
| Osryd | Divine Counsellor |
| Ostin | Majestic, Worthy of Respect |
| Osvaldo | Divine Power, God Power / Rule |
| Osvaldo | Divine power |
| Oswald | Divinely Powerful, Name of a King |
| Oswald | Divine power |
| Oswaldo | God’s / Divine Power |
| Oswell | Divinely Powerful |
| Oswin | Divine friend |
| Oswin | Divine Friend, Friend of God |
| Otha | Wealth |
| Otho | Wealthy |
| Otis | Rich, Son of Otto, Wealthy |
| Ottis | Son of Otto, Son of the Wealthy |
| Otto | Fortune, Born Eighth, Wealthy |
| Ottorino | Fortune, Wealth |
| Ouray | Arrow |
| Overton | town high on a hill |
| Owen | Well born |
| Owens | Yahweh is Gracious, Lamb, Youth |
| Oxford | From the Ox Ford |
| Oxley | From the ox enclosure |
| Oxton | From the ox town |
| Oxton | From the Ox Enclosure |
| Oz | Divine |
| Ozell | Strong |