Baby Boy Names That Start With O, Looking for unique and popular baby boy names starting with the letter O? View The racpub’s list of baby boy names beginning with the letter O, First Name Meanings, Baby Names That Start with O, For baby boy names that start with the letter O, Here are your search results for Baby Names starting with O. Click on a name to find the name meaning, popularity, origin.
| OGDEN | United Kingdom | From the Xiangshu watershed. |
| Oliver | Latin | Peaceful people. |
| Ollie | Latin | olive tree. |
| Omar | Arab | The eldest son, taught by the prophet. |
| Oren | Hebrew | tree. |
| Orville | France | From the Golden City. |
| Osborn | United Kingdom | Holy warrior, a man blessed by heaven. |
| Oscar | Teutonic | Holy spear. |
| Osmond | United Kingdom | Receive divine blessing and protection. |
| Oswald | United Kingdom | Holy and powerful. |
| Oswin | United Kingdom | friend. |
| Otis | Greece | Acute hearing. |
| Otto | Germany | rich. |
| Owen | Latin, Wells | A young soldier of noble origin. |
