| Name | Meaning | Gender | Origin |
|---|
| Poe | peacock | Male | |
| Prescott | Residence Name | Male | English |
| Ranger | dweller in the field A warden employed to protect a forest area. | Male | |
| Reef | | Male | Hebrew |
| Remy | Brand of French cognac | Male | |
| Rex | after the Rex Banner character in The Simpsons cartoons | Male | Latin |
| Rice | | Unisex | |
| River | | Male | |
| Ronan | a pledge | Male | Irish |
| Roscoe | From the deer forest. | Male | Norse |
| Rowan | red-haired; rugged | Male | Scottish |
| Rue | Bitter, Medicinal Plant | Male | English |
| Sawyer | woodsman | Male | English |
| Scout | One dispatched from main body to gather information | Male | Word |
| Sherwood | Bright forest. | Male | English |
| Silvester | Forest | Unisex | English |
| Sorrel | reddish brown | Male | Botanical |
| Springer | jumper, leaper | Male | English |
| Sylvester | A cartoon cat that tried to eat the bird character Tweety. He was a black and white cat.
| Male | Latin |
| Thorne | thorn tree | Male | English |
| Tiburon | after a freeway exit in Marin County, CA | Unisex | |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tigerlily | | Unisex | |
| Vernon | alder tree, springlike | Male | English |