| Name | Meaning | Gender | Origin |
|---|
| Spots | | Unisex | |
| Spotty | Marked with spots | Unisex | |
| Sunday | | Female | |
| Sunset | Daily disappearance of the sun below the horizon. Usually red, yellow or orange in colour. | Unisex | |
| Suzy | Lily | Unisex | English |
| Tahoe | edge of the lake | Male | Native |
| Talullah | lady of abundance | Female | Irish |
| Tansy | immortality, flower name | Female | Greek |
| Tara | A hill where the kings met
| Female | Irish |
| Taz | | Male | |
| Thor | Viking mythology: the ruler of the weather | Male | Norse |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tiger Lily | | Unisex | |
| Tigger | from Winnie the Pooh | Unisex | |
| Tiki | Maori figure representing an ancestor. A wooden or stone image of a Polynesian god. | Unisex | |
| Tippi | | Female | |
| Tobey | God Is Good | Unisex | Hebrew |
| Tora | Japanese for tiger | Female | Japanese |
| Trina | German variation of Katherine | Female | Scandinavian |
| Tye | enclosed | Unisex | |
| Tyra | | Female | |
| Ursula | little female bear | Female | Latin |
| Vanilla | Flavouring agent from the vanilla bean | Male | |
| Wallace | A Welshman
| Male | English |