121 O Names for Boys with Timeless and Modern Appeal

Choosing the right name for your baby is an exciting journey, and if you’re looking for something distinctive and timeless, exploring O names for boys might be the perfect place to start. Whether you’re drawn to classic favorites like Oliver or seeking something more unique like Orion, O names offer a rich variety of sounds and meanings.

These names carry a certain charm and strength, making them an appealing choice for modern parents. Dive into this list to discover the perfect O name that resonates with your family’s style and values.

Classic O Names for Boys

Classic “O” names for boys have stood the test of time, offering timeless appeal and traditional roots. These names often carry a sense of history and dignity, making them perfect for parents looking for something that blends both familiarity and strength. Whether derived from Old English, Latin, or other ancient languages, these names continue to resonate with modern parents while honoring the past.

1. Oliver – A popular name meaning “olive tree,” symbolizing peace and fruitfulness.
2. Oscar – Derived from Old English and Norse, meaning “God’s spear” or “deer lover.”
3. Owen – A Welsh name meaning “young warrior” or “noble-born.”
4. Omar – An Arabic name meaning “flourishing” or “long-lived.”
5. Orlando – An Italian name meaning “famous throughout the land,” made famous by Shakespeare.
6. Orson – A name of Latin origin meaning “bear cub.”
7. Otis – An English name derived from German, meaning “wealthy” or “prosperous.”
8. Oswald – An Old English name meaning “divine power” or “God’s rule.”
9. Otto – A German name meaning “wealth” or “prosperity.”
10. Oren – A Hebrew name meaning “pine tree” or “ash tree.”
11. Osbert – An Old English name meaning “divinely bright.”
12. Odell – An English name meaning “woad hill,” a place name often used as a surname.
13. Oberon – A name of Germanic origin meaning “noble bear,” also a character in Shakespeare’s A Midsummer Night’s Dream.
14. Orville – A French name meaning “golden town” or “city of gold.”
15. Othniel – A Hebrew name meaning “lion of God,” known from the Old Testament.
16. Osmond – An Old English name meaning “divine protection.”
17. Ozzy – A diminutive of Oswald or Osborn, meaning “God’s power” or “divine bear.”
18. Obadiah – A Hebrew name meaning “servant of God.”
19. Ollie – A diminutive of Oliver, meaning “olive tree,” symbolizing peace.
20. Oran – An Irish name meaning “pale” or “little green one.”
21. Orlin – A name of Slavic origin meaning “eagle.”
22. Orval – A name of French origin meaning “golden town.”
23. Oakley – An English name meaning “oak meadow.”
24. Olin – A name of Scandinavian origin meaning “ancestor’s heir.”
25. Osgood – An Old English name meaning “divine goodness.”

Unique and Uncommon O Names

For parents seeking something distinctive, unique and uncommon “O” names for boys provide a wealth of options. These names are not only rare but also carry intriguing meanings and origins that set them apart from the more traditional choices. Choosing a name from this category ensures that your child’s name will stand out, offering individuality and a sense of uniqueness.

1. Orion – A Greek mythological name, Orion was a giant huntsman placed among the stars as a constellation.
2. Ozias – A Greek name meaning “strength from God.”
3. Octavian – A Latin name meaning “eighth,” famously borne by the Roman Emperor Augustus.
4. Orpheus – A Greek mythological name, Orpheus was a legendary musician and poet.
5. Othello – An Italian name meaning “wealth,” also a famous Shakespearean character.
6. Onslow – An Old English name meaning “enthusiast’s hill.”
7. Osric – An Old English name meaning “divine ruler.”
8. Osmar – A name of Germanic origin meaning “glorious fame.”
9. Odysseus – A Greek mythological name, Odysseus was a hero known for his intelligence and cunning.
10. Orpheon – A variant of Orpheus, with similar mythological roots.
11. Oakden – An English name meaning “valley of oaks.”
12. Olwyn – A Welsh name meaning “white footprint” or “holy.”
13. Omran – An Arabic name meaning “solid structure” or “prosperity.”
14. Oswin – An Old English name meaning “God’s friend.”
15. Octavius – A Roman name meaning “eighth,” often used by Roman emperors.
16. Orsin – A name of Celtic origin meaning “little bear.”
17. Osias – A name of Hebrew origin meaning “salvation.”
18. Obsidian – A name inspired by the volcanic glass, symbolizing strength and protection.
19. Orazio – An Italian name meaning “prayer.”
20. Oleander – A name inspired by the flowering shrub, symbolizing beauty and resilience.
21. Oxley – An English name meaning “ox meadow.”
22. Orvyn – A name of English origin meaning “spear friend.”
23. Oberic – A name of Germanic origin meaning “wealthy ruler.”
24. Osier – A name derived from the willow tree, symbolizing flexibility and adaptability.

Modern and Trendy O Names

Modern and trendy “O” names for boys reflect current naming trends while still offering a fresh, contemporary feel. These names often combine familiar elements with a modern twist, making them perfect for parents who want a name that’s both fashionable and forward-thinking. Whether inspired by nature, pop culture, or modern inventions, these names capture the spirit of the times.

1. Onyx – A name inspired by the black gemstone, symbolizing strength and resilience.
2. Odin – A Norse name meaning “frenzy” or “inspiration,” associated with the Norse god of wisdom.
3. Ozzie – A trendy variant of Oswald, meaning “God’s power.”
4. Oz – A short, punchy name often associated with the fictional Land of Oz, symbolizing wonder.
5. Oliverio – A modern, elaborate version of Oliver, meaning “olive tree.”
6. Oden – A variant of Odin, popular as a modern name choice.
7. Orin – A name of Irish origin meaning “pale” or “fair-haired.”
8. Oaklen – A modern twist on Oakley, meaning “oak meadow.”
9. Oziel – A Hebrew name meaning “God’s power.”
10. Onyxson – A trendy, modern name inspired by Onyx, meaning “son of Onyx.”
11. Orionis – A modern, celestial-inspired name based on the constellation Orion.
12. Ozark – A name inspired by the Ozark mountains, symbolizing strength and ruggedness.
13. Omari – An African name meaning “God the highest.”
14. Olivander – A modern, creative twist on Oliver, inspired by the character from Harry Potter.
15. Othman – An Arabic name meaning “wise” or “intelligent.”
16. Orvin – A modern take on the classic name Orville, meaning “friend of the city.”
17. Osmarion – A creative blend of Osmar and Marion, meaning “glorious fame.”
18. Ovid – A name of Latin origin meaning “shepherd,” associated with the Roman poet.
19. Osher – A Hebrew name meaning “happiness.”
20. Ozan – A Turkish name meaning “poet” or “bard.”
21. Ollivander – Another modern take on Oliver, inspired by the wizarding world.

International O Names

International “O” names for boys bring a global perspective to naming, offering a rich tapestry of cultural diversity. These names come from a variety of languages and traditions, each carrying its own unique history and significance. Choosing an international name not only honors a particular heritage but also adds a worldly flair to your child’s identity.

1. Olavi – A Finnish name meaning “ancestor’s descendant.”
2. Osvaldo – A Spanish/Italian name meaning “God’s power.”
3. Oisin – An Irish name meaning “little deer,” associated with Irish mythology.
4. Okello – An African name meaning “born after twins.”
5. Olivier – A French variant of Oliver, meaning “olive tree.”
6. Olav – A Norwegian name meaning “ancestor’s relic.”
7. Osama – An Arabic name meaning “lion” or “courageous.”
8. Oriol – A Catalan name meaning “golden.”
9. Oleg – A Russian name meaning “holy” or “sacred.”
10. Omri – A Hebrew name meaning “my sheaf” or “life.”
11. Orestes – A Greek name meaning “of the mountains.”
12. Osei – A Ghanaian name meaning “noble” or “dignified.”
13. Ondrej – A Czech name meaning “manly” or “brave.”
14. Orest – A Ukrainian name meaning “mountain dweller.”
15. Ozanne – A French name meaning “God’s gift.”
16. Ogden – An English name meaning “oak valley.”
17. Orhan – A Turkish name meaning “great leader.”
18. Ottavio – An Italian name meaning “eighth.”
19. Onur – A Turkish name meaning “honor.”
20. Ozgur – A Turkish name meaning “free” or “independent.”
21. Oleksandr – A Ukrainian variant of Alexander, meaning “defender of the people.”
22. Odran – An Irish name meaning “pale.”
23. Osman – An Arabic name meaning “devoted servant.”
24. Olliver – A French variant of Oliver, meaning “olive tree.”

Short and Simple O Names

Short and simple “O” names for boys are perfect for parents who value simplicity and ease of pronunciation. These names are often concise, memorable, and carry a strong impact despite their brevity. Ideal for those who prefer minimalist choices, these names are easy to spell and pronounce while still offering meaningful origins.

1. Oli – A diminutive of Oliver, meaning “olive tree.”
2. Oris – A unique name meaning “tree” or “gold.”
3. Olly – A diminutive of Oliver, symbolizing peace and fruitfulness.
4. Ox – A strong, short name inspired by the animal, symbolizing strength.
5. Oda – A name of German origin meaning “wealthy.”
6. Obie – A short form of Obadiah, meaning “servant of God.”
7. Or – A Hebrew name meaning “light.”
8. Olle – A Scandinavian diminutive of Olaf, meaning “ancestor’s relic.”
9. Omer – A Hebrew name meaning “sheaf of grain” or “prosperity.”
10. Oak – A nature-inspired name symbolizing strength and endurance.
11. Oxel – A unique, modern name inspired by nature, meaning “little oak.”
12. Onni – A Finnish name meaning “luck” or “happiness.”
13. Odo – A name of German origin meaning “wealth” or “prosperity.”
14. Os – A short form of Oswald, meaning “divine power.”
15. Ove – A Scandinavian name meaning “edge of a sword.”

Mythological and Literary O Names

Mythological and literary “O” names for boys draw inspiration from the rich stories of ancient myths and classic literature. These names are steeped in history and often associated with legendary figures, gods, and heroes. Choosing a name from this category not only connects your child to timeless tales but also imbues their name with a sense of grandeur and epic significance.

1. Osiris – An Egyptian mythological name, Osiris was the god of the afterlife and resurrection.
2. Obelix – A character from the French comic Asterix, symbolizing strength and loyalty.
3. Orcus – A Roman mythological name, Orcus was the god of the underworld.
4. Otrera – A name from Greek mythology, Otrera was the queen of the Amazons.
5. Orphea – A name inspired by the mythological figure Orpheus, symbolizing music and poetry.
6. Orcades – A name from Arthurian legend, referring to the Orkney Islands.
7. Orthrus – A Greek mythological name, Orthrus was a two-headed dog guarding the cattle of Geryon.
8. Ogyges – A figure in Greek mythology, Ogyges was a king whose reign was associated with a great flood.
9. Orvar – A name from Norse mythology, meaning “arrow.”
10. Ocellus – A name from Greek philosophy, Ocellus was a Pythagorean philosopher.
11. Odalric – A Germanic name meaning “prosperous ruler.”
12. Orison – A name of literary origin, meaning “prayer” or “plea.”