| Name | Meaning | Gender | Origin |
|---|
| Pongo | One who smells. | Unisex | English |
| Poppy | Poppy flower | Female | English |
| Precious | Loved | Female | English |
| Princess | Royal son | Female | English |
| Quark | Subatomic particle | Unisex | English |
| Queenie | Female ruler | Female | English |
| Rags | | Unisex | Hebrew |
| Reno | Ruler with counsel | Unisex | Germanic |
| Rusty | Rusty, full of rust | Unisex | American English |
| Sampson | Sun | Unisex | Hebrew |
| Sasha | Defending men | Unisex | Greek |
| Scooby | | Unisex | Hebrew |
| Shadow | Shadow | Unisex | English |
| Shaggy | Bushy and matted (hair), unkempt. | Unisex | English |
| Shorty | Of less than average size | Unisex | English |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Unisex | English |
| Sniff | A short inhale through the nose. To savour or investigate a smell. | Unisex | English |
| Snoopy | | Unisex | Hebrew |
| Sparky | Animated, lively. | Unisex | English |
| Spot | After Data's cat on Star Trek: The Next Generation | Unisex | English |
| Tarzan | White skin | Unisex | Literary |
| Thunder | Stormy Tempered | Unisex | English |
| Toby | God is good | Unisex | Hebrew |
| Tripod | | Unisex | Hebrew |
| Wildfire | | Unisex | Hebrew |
| Winky | | Unisex | Hebrew |