| Name | Meaning | Gender | Origin |
|---|
| Sutherland | From Sutherland
| Male | |
| Tabasco | American spicy sauce made from red peppers. | Male | |
| Tabor | In the bible Mt. Tabor is a landmark mountain near Nazareth.
| Male | Hebrew |
| Taos | | Male | Hebrew |
| Taz | | Male | |
| Teal | Bluish Green Color | Male | English |
| Temple | dweller near the temple | Male | English |
| Templeton | temple settlement | Male | English |
| Tenchi | after Tenchi Nage, the name of a throw in the Aikido martial art | Unisex | |
| Tennessee | | Male | Hebrew |
| Tex | Of Texas | Male | English |
| Theo | divine gift | Male | English |
| Thistle | thistle | Unisex | |
| Thorndike | From The Thorny Dike | Unisex | English |
| Thorne | thorn tree | Male | English |
| Thurston | Thor's jewel. | Male | Scandinavian |
| Tiburon | after a freeway exit in Marin County, CA | Unisex | |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tiger | A large, striped, carnivorous mammal from Asia. | Male | Animal |
| Tigris | | Unisex | |
| Tlaloc | Aztec mythology: the great rain and fertility god | Unisex | |
| Tracy | path, road | Male | |
| Travis | crossing | Male | |
| Troy | Descendant of the curly haired ones | Male | Irish |
| Tyrone | From Owen's territory. County Tyrone in Ireland. The late actor Tyrone Power.
| Male | Irish |