| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 861 | Thierry | French | French given name from an older Germanic name meaning 'powerful; ruler of the people.'. | M | |
| 862 | Tibault | French | Rule of the peop]e. | M | |
| 863 | Toussnint | French | All saints. | M | |
| 864 | Trace | French | From Thracia. Surname dating from before the Norman conquest. | M | |
| 865 | Tracy | French | From Thracia. Surname dating from before the Norman conquest. | M | |
| 866 | Travers | French | From the crossroads. | M | |
| 867 | Travis | French | Crossing; crossroads. | M | |
| 868 | Treves | French | Surname and place name. | M | |
| 869 | 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 | |
| 870 | 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 | |
| 871 | 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 | |
| 872 | 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 | |
| 873 | Troy | French | Curly haired. | M | |
| 874 | Troyes | French | Curly haired. | M | |
| 875 | Turner | French | Champion in a tournament. | M | |
| 876 | Tyce | French | Fiery. | M | |
| 877 | Tyeis | French | Son of a German. | M | |
| 878 | Tyeson | French | Fiery. | M | |
| 879 | Tyson | French | Son of a German. | M | |
| 880 | Vachel | French | Little cow. | M | |