| Name | Meaning | Gender | Origin |
| Rosaline | Fair Rose ( of Rosalind) | F | Spanish |
| Rosalyn | Fair Rose | F | Spanish |
| Rosamund | A garden of flowers | F | German |
| Roscoe | Deer Forest | M | Scandinavian |
| Rose | Of the Rose Blossom | F | Greek |
| Roseanne | Graceful Rose | F | Greek |
| Rosemarie | Bitter flower | F | French |
| Rosemary | Bitter Rose | F | English |
| Roshaun | Shining Light | M | African-American |
| Rosie | Like a Rose | F | American |
| Rosina | Little Rose | F | Celtic/Gaelic |
| Rosine | Little Rose-from Rozene | F | Native American |
| Rosito | rose | M | Filipino |
| Ross | Peninsula | M | Celtic/Gaelic |
| Rossa | Beautiful flower | F | Latin |
| Rosswell | springtime of roses | M | English |
| Roswald | field of roses | M | English |
| Rover | traveler | M | English |
| Rowa | Lovely vision | F | Arabic |
| Rowan | Tree with Red Berries/ Mountain Ash | E | Celtic/Gaelic |
| Rowdy | Loud/ Spirited | E | American |
| Rowena | Fair Haired | F | Celtic/Gaelic |
| Roxanne | Graceful Rose | F | Latin |
| Roxy | Rosy | F | American |
| Roy | King | M | Celtic/Gaelic |
| Royal | Of the King | E | English |
| Royce | Son of the King | M | French |
| Roz | From the name ROSALIND | F | Spanish |
| Roza | Rose | F | Polish |
| Rozalia | A rose | F | Hungarian |
| Rozene | A Rose | F | Native American |
| Ruana | Musical Instrument | F | Hindi |
| Rubaina | Bright | F | Hindi |
| Ruben | Behold - A Son | M | Spanish |
| Ruby | A Ruby Jewel | F | English |
| Rudolph | Famous Wolf | M | German |
| Rudy | From the name RUDOLPH | M | German |
| Rue | Herb of Grace | F | Greek |
| Rufina | Red-Haired | F | Italian |
| Rufus | Redhead | M | Latin |
| Ruggiero | Famous Warrior | M | Italian |
| Rumer | A Gypsy | E | Slavic |
| Rumor | Falsity | E | American |
| Rune | A Secret | E | German |
| Rupali | Beautiful | F | Hindi |
| Rupert | Bright Fame | M | French |
| Russ | From the name RUSSELL | M | French |
| Russell | Red Head | M | French |
| Russom | Head/ Boss | M | African |
| Rusti | Red Head | E | French |