Boy Names That Start With The Letter O
Qualities often associated with boys with names that start with “O” are patience, responsibility, and curiosity. They crave education, are knowledgeable in many subjects, and can freely converse about what they know.
“O” boys are also strong-willed and zealous in faith, which can make them close-minded when others have different points of view. They respect rules and the law and are very disciplined in their business and personal lives. Besides being patient with others, they are very nurturing.
“Oliver” (“olive tree”) is currently among the most popular boys’ names in the US, as well as in the UK. Other popular favorites include “Owen,”(“youth”),””Oakley” (“meadow of oak trees”),”Orion” (“dawning”),”Oscar” (“spear of the gods”),”Omar” (“long-lived”),and “Otis” (“wealth.”)
Some popular men with “O” names include Odell Beckham, Jr, Ozzy Osbourne, Owen Wilson, Orlando Bloom, Oscar Wilde, Orson Wells, Oliver Hudson, Orville Wright, Otis Redding, Omar Sharif, Omari Hardwick, O’Shea Jackson, Jr., Omarion, and Oleg Cassini.
100+ Boy Names That Start With O
| O | O Meaning |
|---|---|
| O'Brien | O'Brien as a boy's name is of Celtic, Irish, and Gaelic origin meaning "high or noble". |
| Oak | Oak is a boy's name meaning "tree from the genus Quercus". |
| Oaken | Oaken is a name commonly used for a Boy, meaning consisting of or made of wood of the oak tree. |
| Oaks/Oakes | Oakes as a boy's name is of Old English origin, and the meaning of Oakes is "near the oak trees". |
| Oaklan | the name Oaklan means "Ability to survive in all terrains. Protector. Strength" and is of English origin. |
| Oakland | Oakland in the English origin, means An enchanting brave person.. Name Oakland is of English origin and is a Boy name. |
| Oaklen | Oaklen is a male name meaning dweller of an oak glen. |
| Oakley/Oaklee | Oaklee is an English name meaning oak field. |
| Oaklin/Oaklyn | Oaklyn is primarily a female name of American origin that means Beautiful Oak |
| Obadiah | Obadiah as a boy's name is of Hebrew origin, and the meaning of Obadiah is "servant of God". |
| Oberyn | Oberyn is a boy's name. |
| Ocean | Ocean is primarily a gender-neutral name of Greek origin that means Sea. |
| Octavian | Octavian as a boy's name is related to the Latin name Octavio. The meaning of Octavian is "eighth". |
| Octavio | Octavio as a boy's name is pronounced ahk-TAH-vee-oh. It is of Latin origin, and the meaning of Octavio is "eighth". |
| Octavius | Octavius is a boy's name of Latin origin meaning "eighth". |
| Odall | Odall as a boy's name is of Old English origin, and the meaning of Odall is "woad hill". |
| Odell | Odell as a boy's name (also used as girl's name Odell), is of Old English origin, and the meaning of Odell is "woad hill". |
| Oden | The meaning of Oden is "frenzy, inspiration, rage". Oden is generally used as a boy's name. |
| Odin/Odinn | Odin is a boy's name of Norse origin meaning "god of frenzy; poetic fury". |
| Odis | Odis as a boy's name is of Old German origin, and the meaning of Odis is "wealth". |
| Odyn | Odin, an anglisized spelling of the Old Norse Óðinn, in Scandinavia called Oden, means "raging" or "frenzied". It is not commonly used as a first name in Sweden. Odin is the oldest and wisest of the gods in Norse mythology, and the one who presides over Valhalla. |
| Odysse | as a name for boys is a Greek name, and Odysse means "angry man". |
| Odysseus | Odysseus is a boy's name of Greek origin meaning "wrathful". |
| Oeberon | as a name for boys has its root in Old German, and the name Oeberon means "noble or royal bear". Oeberon is a version of Auberon (Old German). |
| Ojas | Ojas is primarily a male name of Indian origin that means Strong One. |
| Olan | Olan is primarily a male name of Scandinavian origin that means Ancestor's Heir. Diminutive form of Olaf. |
| Olavo | Olavo is a boy's name of Portuguese origin. With a simple meaning of "descendent of" you can take this name as the opportunity to highlight the heritage or homeland you're hoping to commemorate. |
| Olen | Olen as a boy's name is of Old Norse origin, and the meaning of Olen is "relic". |
| Olexi | as a boys' name has the meaning "man's defender". Olexi is a variant form of Olexei |
| Olin | Olin is primarily a male name of Scandinavian origin that means Ancestor's Heir. |
| Olivander/Ollivander | Ollivander is of Mediterranean origin meaning "he who owns an olive wand". |
| Oliver | Oliver is a boy's name of Latin origin. This name, meaning "olive tree" |
| Ollie | Ollie is primarily a male name of English origin that means Elf Army. |
| Olof | Olof is primarily a male name of Scandinavian origin that means Ancestor's Heir. |
| Olsen | Olsen is primarily a gender-neutral name of Scandinavian origin that means Son Of Olaf. |
| Olvin | Olvin is of Indian (Sanskrit) origin and means "God is my life". |
| Olympus | Olympus as a boy's name is related to the Greek name Olimpio. The meaning of Olympus is "from Mount Olympus". |
| Olyver | Olyver comes from Old Norse meaning “ancestor's descendants.” It also stems from the Latin and French words for “olive” or “olive tree”, respectively. Gender: Oliver is commonly used as a boy name. |
| Omar | Omar is primarily a male name of Hebrew origin that means Long Life, Popular, Flourishing. |
| Omari | Omari is primarily a male name of Hebrew origin that means Speaker, Chief. |
| Omarion | Omarion is of African American origin. The meaning of Omarion is 'populous' or 'flourishing'. |
| Omega | Omega is primarily a gender-neutral name of Greek origin that means The Greek Letter. |
| Omid | Omid (Persian: اُمید), also transliterated as Omeed or Ümit (Turkish equivalent), is a common Persian male given name, meaning hope. |
| Omir | Omir is usually given to a Boy. And we are pleased to let you know that we found the meaning of your name, Flourishing. |
| Ondre | as a boys' name is of Greek origin, and the meaning of Ondre is "man, warrior". |
| Onyx | Onyx is primarily a gender-neutral name of English origin that means Black Gemstone. |
| Opie | Opie means "'traces back to the old Viking name 'Asbjorn' ('God bear,' essentially). |
| Oratio | as a name for boys is a Latin and Italian name, and the name Oratio means "prayer". |
| Orazio | as a boys' name is of Italian origin, and the meaning of Orazio is "prayer". |
| Oren | Oren as a boy's name is pronounced OR-en. It is of Hebrew, Irish and Gaelic origin, and the meaning of Oren is "pine tree; fair, pale". |
| Ori | Ori is a Hebrew given name, for males and females (though more common for males) which means "my light”. |
| Orian | Orian is baby boy name mainly popular in Christian religion and its main origin is English. Orian name meanings is Privilegedbirth. |
| Orin | as a name for boys. The meaning of the name Orin is "light; pale; pine tree; fair, pale". |
| Orlando | Orlando is primarily a male name of Italian origin that means From Glorious Land. |
| Orlin | as a name for boys means "renowned land". |
| Orlondo | The meaning of Orlondo is "renowned land". |
| Ormond | as a boys' name is of Old English origin, and the meaning of Ormond is "mountain of bears; spear or ship protector". |
| Orrin | The meaning of Orrin is 'green'. Of Irish origin, the name is a masculine given name. |
| Orson | Orson is primarily a male name of English origin that means Bear Cub. |
| Orville | Orville is primarily a male name of English origin that means Golden Town. |
| Orwin | as a name for boys is of Old English origin, and the name Orwin means "spear friend". |
| Oryan | Oryan is primarily a gender-neutral name of Greek origin that means Mountain Dweller. |
| Oryn | The name Oryn means "Light" and is of "Hebrew" origin. |
| Osbaldo | The different meanings of the name Osbaldo are: German meaning: Uncertain, possibly divine power. Spanish meaning: Uncertain, possibly divine power. |
| Osborne | The surname Osborne comes from the Old Norse or Viking personal name Asbjorn, comprised of as meaning “god,” and bjorn meaning “bear. |
| Oseias | The name Oseias is a boy's name. |
| Osgood | Osgood as a boy's name is of Old English origin, and the meaning of Osgood is "Goth god". |
| Oshea | Oshea is baby boy name mainly popular in Christian religion and its main origin is Hebrew. Oshea name meanings is God is salvation. |
| Oshin | Oshin is a boy's name of Armenian origin. "Little fawn" or "deer" could be the perfect influence for naming baby for the parent who adores a more natural approach to life. |
| Osiah | the name Osiah means "God's strength". |
| Osias | Osias is a boy's name of Greek origin meaning "salvation". |
| Osiel | The meaning of Osiel is "My power is God". |
| Osiris | Osiris is a boy's name of Egyptian origin meaning "with strong eyesight". |
| Oskar | Oskar is a masculine given name of Irish origin,Meaning: "Friend of Deer" |
| Oslo | Oslo is a boy's name of Norwegian origin. Oslo, the capital city of Norway, |
| Osman | Osman as a boy's name is pronounced OZ-man. It is of Scandinavian origin, and the meaning of Osman is "God's protection". |
| Osmar | Osmar means "Divinely Glorious" or "Glory of God." Os means "Divine" or "God" in old Germanic, while Mar is "Glorious" |
| Osmin | Osmin as a boy's name is of Scandinavian origin, and the meaning of Osmin is "God's protection". |
| Osmond | Osmond as a boy's name is of Scandinavian origin, and the meaning of Osmond is "God's protection". |
| Osric | Osric as a boy's name is of Old English origin, and the meaning of Osric is "God's rule". |
| Ostin | as a name for boys. The meaning of Ostin is "great, magnificient". |
| Oswald | Oswald as a boy's name is pronounced OZ-wald. It is of Old German origin, and the meaning of Oswald is "God's power". |
| Oswaldo | svaldo as a boy's name is related to the Old German name Oswald. The meaning of Osvaldo is "God's power". |
| Oswin | Oswin as a boy's name is of Old English origin, and the meaning of Oswin is "God's friend". |
| Othman | as a boys' name is of Old German origin, and the meaning of Othman is "wealthy man". |
| Othniel | Othniel is primarily a male name of Hebrew origin that means Strength/Lion Of God. |
| Otis | Otis is a boy's name of German origin meaning "wealthy". |
| Otto | Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants Audo, Odo, Udo) of Germanic names beginning in aud-, an element meaning "wealth, prosperity". |
| Oumar | Oumar is an Arabic boy's name, it means ““flourishing”, “long-lived”, “eloquent” and “gifted speaker”. |
| Ousman/Ousmane | Osman or Usman is the Turkish, Egyptian, African, Pakistani, Bosnian and Albanian transliteration of the Arabic male given name Uthman. ... The name comes from the Old English pre-7th century male personal name Osmaer, "oss" meaning god and "maer" fame; hence "god-fame". |
| Ovid | Ovid is a boy's name of Latin origin. Possibly "shepherd", "egg", or "obedient". |
| Owais | Owais is a Muslim name for boys meaning A companion of the Prophet (S.A.W). |
| Owen | The name Owen is of Irish and Welsh origin. Its meanings range from noble, youthful, and well-born. Gender: Owen is historically the masculine form of the name |
| Owyn | Owyn is Celtic Boy name and meaning of this name is "Young fighter." |
| Oxford | Oxford as a boy's name is of Old English origin, and the meaning of Oxford is "ford of the oxen". |
| Oz | Oz is primarily a gender-neutral name of Hebrew origin that means Strength, Courage. |
| Ozan | Ozan" in the meaning "poet-singer" may be used as a Turkish male given name. |
| Oziah | Oziah is a boy's name meaning "salvation". |
| Ozias | Ozias is a boy's name of Greek origin meaning "salvation". |
| Oziel | Oziel is primarily a male name of Hebrew origin that means Power Of God. Oziel is a variant of Uzziel in the Greek Old Testament. |