| Name | Meaning | Gender | Origin |
|---|
| Tate | to be cheerful; windy, a great talker | Male | English |
| Tatler | | Unisex | |
| Tattoo | | Unisex | |
| Tavares | | Unisex | |
| Taxi | | Unisex | |
| Taz | | Male | |
| Teazer Roo | | Unisex | |
| Teddy | From Edward - Prosperous guardian | Unisex | |
| Teflon | | Unisex | |
| Temple | dweller near the temple | Male | English |
| Thirteen | | Unisex | Hebrew |
| Thunda | | Unisex | |
| Thunder | Sound produced from lightning | Unisex | |
| Thunder | Sound produced from lightning | Unisex | |
| Thunder | Sound produced from lightning | Unisex | |
| Tiberius | of the Tiber | Male | Latin |
| Tiburon | after a freeway exit in Marin County, CA | Unisex | |
| Tidge | | Unisex | |
| Tigbit | | Unisex | |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tigger | from Winnie the Pooh | Unisex | |
| Tiki | Maori figure representing an ancestor. A wooden or stone image of a Polynesian god. | Unisex | |
| Tikka | | Unisex | |
| Tiko | | Unisex | Hebrew |