| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1901 | Toussnint | French | All saints. | M | |
| 1902 | Trace | French | From Thracia. Surname dating from before the Norman conquest. | M | |
| 1903 | Tracy | French | From Thracia. Dates from before the Norman conquest as a surname. | F | |
| 1904 | Tracy | French | From Thracia. Surname dating from before the Norman conquest. | M | |
| 1905 | Travers | French | From the crossroads. | M | |
| 1906 | Travis | French | Crossing; crossroads. | M | |
| 1907 | Treves | French | Surname and place name. | M | |
| 1908 | Trinetta | French | Little innocent. | F | |
| 1909 | Trinette | French | Little innocent. | F | |
| 1910 | Tristan | French | Tumult; outcry. From the Celtic name Tristan. In Arthurian legend Tristan was a Knight of the Round Table and tragic hero of the medieval tale Tristram and Isolde. | M | |
| 1911 | Tristen | French | Tumult; outcry. From the Celtic name Tristan. In Arthurian legend Tristan was a Knight of the Round Table and tragic hero of the medieval tale Tristram and Isolde. | M | |
| 1912 | Tristian | French | Tumult; outcry. From the Celtic name Tristan. In Arthurian legend Tristan was a Knight of the Round Table and tragic hero of the medieval tale Tristram and Isolde. | M | |
| 1913 | Tristin | French | Tumult; outcry. From the Celtic name Tristan. In Arthurian legend Tristan was a Knight of the Round Table and tragic hero of the medieval tale Tristram and Isolde. | M | |
| 1914 | Troy | French | Curly haired. | M | |
| 1915 | Troyes | French | Curly haired. | M | |
| 1916 | Turner | French | Champion in a tournament. | M | |
| 1917 | Tyce | French | Fiery. | M | |
| 1918 | Tyeis | French | Son of a German. | M | |
| 1919 | Tyeson | French | Fiery. | M | |
| 1920 | Tyson | French | Son of a German. | M | |