| Name | Meaning | Gender | Origin |
|---|
| Ranger | Gamekeeper | Male | English |
| Rawlins | Son Of Rolfe | Male | English |
| Rebel | One that resists of defies authority | Unisex | English |
| Reggie | Ruler with counsel | Unisex | Germanic |
| Remington | Settlement on the boundary stream | Male | English |
| Ridley | Reed clearing | Male | English |
| Ringo | Apple, peace be with you | Male | English |
| Ripley | Separate | Male | English |
| Rolo | Burmese | Unisex | English |
| Ruckus | | Unisex | Hebrew |
| Rufus | Red | Male | Latin |
| Sampson | Sun | Unisex | Hebrew |
| Satin | Amber | Female | Armenian |
| Sidney | Wide meadow | Male | English |
| Sienna | Reddish orange-brown | Female | Italian |
| Silas | Of the forest | Male | Latin |
| Skeet | Swift | Male | English |
| Smudge | A blotch or smear | Unisex | English |
| Snickers | A brand of candy bar. | Unisex | English |
| Sonny | Son | Male | English |
| Splash | To cause fluid to scatter in flying masses. To display very noticeably. | Unisex | English |
| Tango | | Unisex | Hebrew |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Tara | Crag | Female | Gaelic |
| Tarzan | White skin | Unisex | Literary |
| Tate | "Pleasant And Bright."Some Variants Are Tait, Taite, And Tayte. | Female | English |
| Taz | Wild Animal, Thrid Born | Unisex | American |
| Tex | Of Texas | Unisex | English |
| Theo | Gift of God | Male | Greek |
| Thorpe | Hamlet | Male | Norse |