| Name | Meaning | Gender | Origin |
|---|
| Tiny | Extremely small | Unisex | English |
| Titan | Powerful big man | Unisex | Greek |
| Tito | Giant | Unisex | Latin |
| Toby | God is good | Unisex | Hebrew |
| Toffee | A hard brown, chewy candy | Unisex | English |
| Tootsie | A girl or young woman. | Unisex | English |
| Trigger | | Unisex | Hebrew |
| Tripod | | Unisex | Hebrew |
| Trooper | A state or mounted police officer. Also a member of a cavalry unit. | Unisex | English |
| Trouble | A cause of disturbance or difficulty. | Unisex | English |
| Truffles | Ball shaped chocolate | Unisex | English |
| Tuffy | | Unisex | Hebrew |
| Turbo | Driven by a turbine - turbocharged | Unisex | English |
| Twiggy | | Unisex | Hebrew |
| Twinkle | | Unisex | Hebrew |
| Ty | Abbreviation For Names Beginning With Ty-. | Unisex | American English |
| Vegas | | Unisex | Hebrew |
| Whiskers | | Unisex | Hebrew |
| Whiskey | An alcoholic liquor distilled from grain | Unisex | English |
| Whitie | | Unisex | Hebrew |
| Wiggles | | Unisex | Hebrew |
| Winnie | Blessed peace | Unisex | Welsh |
| Wolfie | | Unisex | Hebrew |
| Yang | The sun | Unisex | Chinese |
| Yoda | | Unisex | Hebrew |
| Ziggy | Victory protection | Unisex | Germanic |
| Zippy | | Unisex | Hebrew |