| Rowsan | B | | |
| Roxbury | B | English | From the Raven's Fortress, From the Rook's Town, F |
| Roxeann | G | | |
| Roxeanne | G | Old Persian, Latin, English, German, Spanish | Bright, Dawn, Light, Queen, Shining, The Word Raoh |
| Roxianne | G | Old Persian, Latin, English, German, Spanish | Bright, Dawn, Light, Queen, Shining, The Word Raoh |
| Roxsand | G | | |
| Roxsanne | G | | |
| Roxton | B | | |
| Roxxane | G | Old Persian, Latin | Bright, Dawn, Queen, Shining |
| Roxxanne | G | Old Persian, Latin | Dawn, Bright, Star, Queen, Shining |
| Roxxi | G | Old Persian, Latin, English, German, Spanish | Bright, Dawn, Light, Queen, Shining, The Word Raoh |
| Royace | B | | |
| Royalene | G | English, Old English | Royal, Regal, Rye Hill, Red, King |
| Royelle | G | | |
| Royesha | G | | |
| Roylee | B | English, Old English | Royal, Regal, Rye Hill, Red, King |
| Roylynn | G | | |
| Roynell | B | | |
| Roynesha | G | | |
| Roysa | G | | |
| Royster | B | | |
| Royzell | B | | |
| Rozalind | G | Germanic, Old High German, Latin | Fame, Lime, Linden, Lime-Wood Shield |
| Rozalinde | G | Old High German, Latin, Germanic | Fame, Lime, Linden, Lime-Wood Shield, Pink and Swe |
| Rozeil | | Arabic | Tender, Delicate |
| Rubith | G | | |
| Rubyanne | G | English, Latin | Reddish, Red Colored Precious Gemstone, Red, Ruby |
| Rubyjane | G | | |
| Rubylee | G | English, Latin, Old English, Celtic, Old Greek, Germanic, French, Chinese | Reddish, Red Colored Precious Gemstone, Red, Ruby |
| Rubylynn | G | | Ruby, Lynn |
| Rubymae | G | | |
| Rubyn | B | | |
| Rubyrose | G | English, Latin, Germanic | Reddish, Red Colored Precious Gemstone, Red, Ruby |
| Rubystine | G | | |
| Ruchoma | G | | |
| Ruddie | B | Germanic, Old High German | Fame, Wolf, Glory and Wolf, Famous Wolf |
| Rudee | G | Germanic, Old High German | Fame, Wolf, Glory and Wolf, Famous Wolf |
| Rudeen | G | | |
| Rudelle | G | English-American, Germanic, Old High German | Fame, Wolf, Glory and Wolf, Famous Wolf |
| Rudloph | B | | |
| Rudolphe | B | Germanic, Old High German | Fame, Wolf, Glory and Wolf, Famous Wolf |
| Rudolphus | B | Germanic, Old High German | Fame, Wolf, Glory and Wolf, Famous Wolf |
| Ruebin | B | | |
| Rueger | B | | |
| Ruella | G | English, Hebrew | Friend of God |
| Ruenell | G | | |
| Rufe | B | Latin | Red, Red Haired, King, The Redheaded, A Roman Cogn |
| Rufes | B | Latin | Red, Red Haired, King, The Redheaded, A Roman Cogn |
| Rufio | B | French | Redhead |
| Ruford | B | English | Red Ford |
| Rugenia | G | | |
| Rugiatu | G | | |
| Ruid | B | | |
| Rumalda | G | | |
| Rumeal | B | | |
