| Name | Meaning | Gender | Origin |
|---|
| Theodore | gift of God | Male | Greek |
| Thomas | Twin
| Male | Aramaic |
| Thomas | Twin
| Male | Aramaic |
| Tim | Greek, honoring God | Male | Greek |
| Timothy | honoring God | Male | Greek |
| Todd | fox | Male | English |
| Tom | Bartender at the Leaky Cauldron.
| Male | English |
| Tommy | From Thomas - The twin. | Male | English |
| Tony | priceless one | Male | English |
| Tracey | Summer, Harvester | Unisex | English |
| Tracy | path, road | Male | |
| Travis | crossing | Male | |
| Troy | Descendant of the curly haired ones | Male | Irish |
| Tyler | An English surname frequently used as a first name.
| Male | English |
| Tyrone | From Owen's territory. County Tyrone in Ireland. The late actor Tyrone Power.
| Male | Irish |
| Vernon | alder tree, springlike | Male | English |
| Victor | Victor
| Male | Latin |
| Vincent | Conquering.
| Male | Latin |
| Virgil | Flourishing. Roman poet-philosopher Virgil works have been classic texts of Roman history and the Latin language for 2000 years.
| Male | Latin |
| Wade | a ford | Male | English |
| Wallace | A Welshman
| Male | English |
| Walter | Powerful ruler
| Male | |
| Warren | watchman, game keeper, enclosure, from La Varenne | Male | |
| Wayne | Craftsman
| Male | English |
| Wesley | From the west meadow
| Male | English |