Boys' Names
A BC D EF G HI J KL M NO P QR S TU V WX Y Z
| Name (Pronunciation) | Origin | Meaning |
| Oafe | Unknown | Your descent matters |
| Oakes | Old English | Oak tree |
| Oakley | Old English | Grove of an oak tree |
| Oanh | Unknown | Unknown |
| Obadiah (also Ovadia) |
Hebrew | Servant of the Lord |
| Obal | Hebrew | Unknown |
| Obed | Hebrew | Unknown |
| Obed-edom | Hebrew | Unknown |
| Obedience | English | To obey |
| Oberon | Teutonic (fromAuberon) | Noble bear |
| Obert | Germanic | Otter |
| Obi | African | Heart |
| Obil | Hebrew | Unknown |
| Ocean | English | Large body of water |
| Ocran | Hebrew | Unknown |
| Octavius (also Octavian, Octavio, Octavious, Ottavio) |
Latin | Eighth |
| Odell | Old English | Herb hill |
| Odhar
(or) (also Odhran, Odran, Oran, Orrin) |
Gaelic | Grey brown |
| Odilon | see Odo | |
| Odin | Old Norse | Wind |
| Odoacer | see Odovacer | |
| Odo (also Odilon, Othello, Otho, Otis, Otto) |
Teutonic | Wealth |
| Odolf | Germanic | Prosperous wolf |
| Odon | Hungarian (from Edmund) | Rich protector |
| Odovacar (also Odoacer, Otokar, Ottokar) |
Teutonic | Wealthy and vigilant |
| Odran | see Odhar | |
| Odysseu | Greek | To hate |
| Oedipus | Greek | Swollen foot |
| Oengus (eng-us) | Gaelic (from Angus) | Choice |
| Ofer | see Ophrah | |
| Ofydd | Welsh | see Ovid |
| Og | Unknown | King's ruler |
| Ogden | Old English | Oak valley |
| Ogima | Unknown | Chief |
| Oghe (also Oghie, Oho) |
Gaelic (from Eochaidh) | Horse rider |
| Ohad | Hebrew | Unknown |
| Ohanko | Native American | Restless |
| Ohel | Hebrew | Unknown |
| Ohio | Unknown | Large river |
| Oho | Gaelic | see Oghe |
| Oholiab | Hebrew | Unknown |
| Oholibamah | Hebrew | Unknown |
| Oilibhear (oliv-are) | Gaelic | see Oliver |
| Oilill (al-il) | Gaelic (from Ailill) | Sprite, an elf |
| Oisin
(ush-een) (also Osheen, Ossan, Ossian) |
Gaelic | Little deer |
| Oistin (ish-teen) | Gaelic (from Austin) | Great |
| Okal | Unknown | To cross |
| Okalik | Unknown | Arctic hare |
| Okapi | Unknown | Animal with along neck |
| Oke | Hawaiian | see Oscar |
| Okechuku | Unknown | God's gift |
| Okoth | Unknown | Born when it was raining |
| Olaf (also Olav, Olavi, Ole, Olle, Olli, Olof, Olov, Oluf) |
Old Norse | Heir to his ancestors |
| Oldrich | Czech (from Ulrich) | Prosperity and power |
| Ole | see Olaf | |
| Oleg | Russian (from Helge) | Prosperous |
| Oleksander (also Olek) |
Ukrainian (from Alexander) | Protector of mankind |
| Olin | Middle English | Holly |
| Oliver (also Oilibhear, Olivier, Ollie) |
French | Elf army |
| Olle | Swedish | see Olaf |
| Olli | Finnish | see Olaf |
| Ollie | see Oliver | |
| Olof/Olov/Oluf | Swedish | see Olaf |
| Olujimi | African | Given by God |
| Olumide | African | God arrives |
| Om | Sanskrit | Sacred |
| Omar | Arabic (from Umar) | Flourishing |
| Ombler | Unknown | Unknown |
| Omega | Greek | Last |
| Omri | Hebrew | Unknown |
| On | Hebrew | Unknown |
| Onam | Hebrew | Unknown |
| Onan | Turkish | Prosperous |
| Onchu (un-khu) | Gaelic | Fierce hound |
| Ondrej | Slovak | Man |
| One | Unknown | Of royal blood |
| Onkar | Hindu | Pure being |
| Onslow | English | Enthusiast's hill |
| Onur | Turkish | Honour |
| Ophir | Hebrew | Unknown |
| Ophrah (also Ofer) |
Hebrew | Fawn |
| Ora | Latin | To pray |
| Oral (also Orel) |
Swiss (from Aurelius) | Golden |
| Oran | see Odhar | |
| Orane | French | Rising |
| Orazio | Italian (from Horatius) | Time |
| Orban | Hungarian (from Urban) | City dweller |
| Orde | Unknown | Order |
| Ordell | Latin | Beginning |
| Oreb | Unknown | Unknown |
| Orel | see Oral | |
| Oren | Hebrew | Tree |
| Orestes | Greek | Of the mountains |
| Orfeo | Italian | see Orpheus |
| Ori | Greek | Light |
| Orien | Unknown | From the Orient |
| Oringo | African | He who likes the hunt |
| Orion | Greek | Son of light |
| Orjan | Swedish (from George) | Farmer |
| Orlando (also Orland) |
Italian (from Roland) | Fame of the land |
| Orman | Unknown | Spear man |
| Ormand | see Ormond | |
| Ormerod | Old English | Clearing of Orm |
| Ormond (also Ormand, Ormonde) |
Gaelic | Descendent of the red one |
| Ornice | Unknown | Cedar tree |
| Oro | Spanish | Golden |
| Orpheus (also Orfeo) |
Greek | Orphan |
| Orrell | Old English | Ore hill |
| Orrik | Unknown | Venerable oak |
| Orrin | see Odhar | |
| Orsin (also Orsen, Orsino, Orso, Orson) |
Italian (from Urs) | Bear |
| Orton | Teutonic | Wealthy |
| Ortzi | Basque | Sky |
| Orval | see Orville | |
| Orvar | Old Norse | Arrow |
| Orville (also Orval) |
French | Golden city |
| Orvin | Anglo Saxon | Boar friend |
| Osama | Arabic (from Usamah) | Lion |
| Osanne (also Ozanne) |
French (from Hosanna) | God saves |
| Osaze | Unknown | Whom God likes |
| Osbert | Old English | Bright god |
| Osborn (also Osborne, Osbourne) |
Old English | Bear god |
| Oscar (also Oke, Oskar, Oskari, Oszkar) |
Gaelic | Deer lover |
| Osgood | Teutonic | Divine creator |
| Osheen | see Oisin | |
| Osias | Unknown (from Hosea) | Salvation |
| Osip | Russian (from Joseph) | May he add |
| Osiris | Egyptian | Unknown |
| Oskar | Scandinavian | see Oscar |
| Oskari | Finnish | see Oscar |
| Osman (also Osma) |
Arabic (from Uthman) | Baby bustard |
| Osmar | Old English | Divine |
| Osmond (also Osmund) |
Old English | Under divine protection |
| Osnappar | Hebrew | Unknown |
| Osric | English | Divine ruler |
| Ossan/Ossian | see Oisin | |
| Oswald (also Ossie, Osvaldo, Oz,Ozzie, Ozzy) |
Old English | Rule like a god |
| Oswin | Old English | Godly friend |
| Oszkar | Hungarian | see Oscar |
| Otadan | Native American | Plentiful |
| Othello | Italian | see Odo |
| Othni | Hebrew | Unknown |
| Othniel | Hebrew | Unknown |
| Otho/Otis | see Odo | |
| Otokar | Czech | see Odovacar |
| Ottavio | Italian | see Octavius |
| Otthild | Teutonic | Prosperous battle |
| Otto | Germanic | see Odo |
| Ottokar | Germanic | see Odovacar |
| Ovadia | see Obadiah | |
| Ove | Old Norse | Blade |
| Overton | English | The upper town |
| Ovid (also Ofydd) |
Latin | A sheep |
| Owain (also Owen) |
Welsh (from Eugene) | Well born |
| Oxford | English | River's pass |
| Oz | see Oswald | |
| Ozanne | French | see Osanne |
| Ozem | Hebrew | Unknown |
| Ozni | Hebrew | Unknown |
| Ozzi/Ozzy | see Oswald |
background
courtesy ofbackatya.com
