| Name | Meaning | Gender | Origin |
|---|
| 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 |
| Tucker | Someone who folds cloth | Male | English |
| Tuffy | | Unisex | Hebrew |
| Turbo | Driven by a turbine - turbocharged | Unisex | English |
| Turner | One who crafts objects using a lathe | Male | English |
| Twiggy | | Unisex | Hebrew |
| Twinkle | | Unisex | Hebrew |
| Ty | Abbreviation For Names Beginning With Ty-. | Unisex | American English |
| Tyler | Tile maker | Male | English |
| Tyson | Son of Dye | Male | English |
| Vegas | | Unisex | Hebrew |
| Vinnie | Conquering | Male | Latin |
| Vinny | Conquering | Male | Latin |
| Vito | Life | Male | Latin |
| Waldo | Ruler | Male | Germanic |
| Wallace | Foreigner | Male | French |
| Wally | Ruler of the army | Male | Germanic |
| Walter | Ruler of the army | Male | Germanic |
| Wayne | A cartwright | Male | English |
| Webster | Weaver | Male | English |
| Wesley | Western meadow | Male | English |
| Whiskers | | Unisex | Hebrew |
| Whiskey | An alcoholic liquor distilled from grain | Unisex | English |
| Whitie | | Unisex | Hebrew |
| Wiggles | | Unisex | Hebrew |
| Willie | Will, desire and helmet, protection | Male | Germanic |
| Wilson | Son of William | Male | English |
| Winnie | Blessed peace | Unisex | Welsh |