| Name | Meaning | Gender | Origin |
|---|
| Stripey | | Unisex | Hebrew |
| Sundance | | Unisex | Hebrew |
| Tabby | | Unisex | |
| Tabetha | | Unisex | |
| Tariq | Morning star. An 8th century Islamic military leader who conquered Spain for the Moors.
| Male | Arabic |
| Tater | | Male | |
| Tavio | Abbreviation of Octavio eighth.
| Male | |
| Taz | | Male | |
| Theo | divine gift | Male | English |
| Tick Tock | | Unisex | Hebrew |
| 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 | |
| Tigre | | Unisex | Hebrew |
| Timber | Wood used as a building material. Also timber-wolf. | Male | Nature |
| Tobias | From the Hebrew Tobiah Jah is good.
| Male | Greek |
| Tomahawk | | Male | |
| Toots | | Male | Hebrew |
| Tortie | | Male | |
| Tricky | | Unisex | Hebrew |
| Trouble | A cause of disturbance or difficulty. | Male | |
| Tuppence | British for two pence (coins) | Unisex | |
| Tuxedo | | Unisex | |
| Tzvi | Deer
| Male | |
| Ulanova | | Male | |