| Name | Meaning | Details |
|---|---|---|
| Thomae | Twin | View Details |
| Thomas | A Twin | View Details |
| Thorley | Thorn Clearing | View Details |
| Thorne | From The Thorn Bush | View Details |
| Thornton | From The Thorny Town | View Details |
| Thuraya | Stars And The Planets | View Details |
| Thurl | Unknown Meaning | View Details |
| Thuyet | Theory | View Details |
| Thwaite | From The Meadow | View Details |
| Tiberio | Born Near The Tiber River | View Details |
| Tiberius | Of Or Near The Tiber River | View Details |
| Tibletz | May She Outshine And Outsmart | View Details |
| Tibone | Sits In The Saddle | View Details |
| Tibor | From The Tiber | View Details |
| Tilden | "From Tilas Valley" | View Details |