Search boys Baby Names starting with letter O
| # | Name | Origin | Meaning | Gender | Save |
| 251 | Orlando | Teutonic | Fame of the land. | M |  |
| 252 | Orleans | Shakespearean | 'King Henry V' Duke of Orleans. | M | |
| 253 | Orlege | Anglo-Saxon | Battle strife. | M | |
| 254 | Orlin | German | Renowned in the land. Form of Roland. | M | |
| 255 | Orlin | Spanish | Renowned in the land. Form of Roland. | M | |
| 256 | Orlondo | German | Renowned in the land. Form of Roland. | M | |
| 257 | Orlondo | Spanish | Renowned in the land. Form of Roland. | M | |
| 258 | Orm | Norse | Son of Ulf. | M | |
| 259 | Orman | English | Spearman. | M | |
| 260 | Ormeman | English | Spearman. | M | |
| 261 | Ormemund | English | Spear defender. | M | |
| 262 | Ormod | Anglo-Saxon | Sad. | M | |
| 263 | Ormond | English | Spear defender. | M | |
| 264 | Ormond | Teutonic | Mariner. | M | |
| 265 | Ormund | English | Spear defender. | M | |
| 266 | Ornan | Biblical | That rejoices. | M | |
| 267 | Oro | Spanish | Gold. | M | |
| 268 | Orpheus | Greek | Son of Apollo. | M | |
| 269 | Orran | English | The name of an English river. | M | |
| 270 | Orran | Gaelic | Pale. | M | |
| 271 | Orrel | Russian | Eagle. | M | |
| 272 | Orrel | Slavic | Eagle. | M | |
| 273 | Orren | English | The name of an English river. | M | |
| 274 | Orren | Gaelic | Pale. | M | |
| 275 | Orrick | English | From the ancient oak tree. | M | |
| 276 | Orrik | English | From the ancient oak tree. | M | |
| 277 | Orrin | English | The name of an English river. | M | |
| 278 | Orrin | Gaelic | Pale. | M | |
| 279 | Orsen | English | Ormond's son. | M | |
| 280 | Orsino | Italian | Little bear. | M | |
| 281 | Orsino | Shakespearean | 'Twelfth Night', also called 'What You Will' Orsino, Duke of Illyria. | M | |
| 282 | Orson | English | Ormond's son. | M | |
| 283 | Orson | French | Bear cub. Famous Bearer: American actor/director Orson Welles. | M | |
| 284 | Orson | Latin | Little bear. Actor and director Orson Welles. | M | |
| 285 | Orthros | Greek | Guardian of Geryon. | M | |
| 286 | Orton | English | From the shore farm. | M | |
| 287 | Orton | Teutonic | Rich. | M | |
| 288 | Ortun | English | From the shore farm. | M | |
| 289 | Orval | English | Spear strength. | M | |
| 290 | Orval | French | Variant of Orville: Gold town. Famous Bearer: aviator Orville Wright (1871-1948) who (along with his brother Wilbur) designed and built the first true airplane. | M | |
| 291 | Orvelle | French | Gold town. | M | |
| 292 | Orvil | English | Spear strength. | M | |
| 293 | Orvil | French | Gold town. | M | |
| 294 | Orville | English | Spear strength. | M | |
| 295 | Orville | French | Gold town. Famous Bearer: aviator Orville Wright (1871-1948) who (along with his brother Wilbur) designed and built the first true airplane. | M | |
| 296 | Orvin | Anglo-Saxon | Brave friend. | M | |
| 297 | Orvin | English | Spear friend. | M | |
| 298 | Orvyn | Anglo-Saxon | Brave friend. | M | |
| 299 | Orvyn | English | Spear friend. | M | |
| 300 | Orwald | English | Spear strength. | M | |