| Name | Meaning | Gender | Origin |
|---|
| 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 | |
| Tipsy | | Unisex | |
| Tonto | | Male | |
| Travis | crossing | Male | |
| Tribble | | Unisex | Hebrew |
| Truman | A faithful follower, loyal servant. | Male | English |
| Tyson | son of a German, son of Ty | Male | English |
| Ulysses | Greek mythology name, wrathful | Male | Latin |
| Uno | | Unisex | |
| Uzi | My Strength | Male | Hebrew |
| Vic | Victorious, Conqueror | Unisex | English |
| Warhol | | Unisex | |
| Wesley | From the west meadow
| Male | English |
| Wiggins | | Unisex | Hebrew |
| Wizard | | Male | Hebrew |
| Yankee | | Unisex | |
| Yogi | one of the yoga practice | Unisex | |
| Zack | | Unisex | |
| Zappa | | Unisex | |