| Name | Meaning | Gender | Origin |
| Tomas | A Twin | M | Latin |
| Tomi | Rich | E | Japanese |
| Tommy | A Twin | M | American |
| Toni | Worthy of Praise | F | French |
| Tony | Worthy of Praise | M | Latin |
| Tonya | Worthy of Praise | F | Latin |
| Topanga | Where the Mountain Meets the Sea | F | Native American |
| Topaz | Golden gem | E | Latin |
| Topper | Hill | E | English |
| Toral | Hindu Folk Hero | E | Hindi |
| Torgny | Weapon Clatter | M | Scandinavian |
| Tori | From TORRANCE or VICTORIA | F | American |
| Torie | Victorious/ | F | American |
| Toril | Female Warrior | F | Scandinavian |
| Torn | Form of TORRENCE | E | American |
| Torrance | Form of TERENCE | M | Celtic/Gaelic |
| Torrin | From the hills | E | Celtic/Gaelic |
| Torsten | Stone of Thor | M | Scandinavian |
| Tory | Winner | E | American |
| Tosca | From Tuscany/ Italy | F | Latin |
| Toshi | Mirror Image | M | Japanese |
| Totie | Gift of God | F | English |
| Toure | Beloging to the Soussou or Maninka | M | African |
| Tova | Good | F | Hebrew |
| Tovah | Good | F | Hebrew |
| Tovi | Beloved | F | Hebrew |
| Toviel | God Is Good | E | Hebrew |
| Townsend | End of the Town | M | English |
| Toyah | Toy | F | Scandinavian |
| Trace | Brave | E | English |
| Tracen | Not available | E | American |
| Tracey | Brave | E | English |
| Traci | Brave | F | English |
| Tracy | Brave | E | English |
| Trang | Page | F | Vietnamese |
| Tranquilla | Calm/ Tranquil | F | Spanish |
| Trapper | Trapper | E | American |
| Travis | Crossroads | M | French |
| Trella | From ESTRELLA (Star) | F | Spanish |
| Tremain | Town of the Stone | M | Celtic/Gaelic |
| Trent | Thirty | M | German |
| Trenton | Town by the Rapids | M | Latin |
| Tress | Long Hair | F | English |
| Treva | Homestead near the sea | F | English |
| Trevelian | From the Home of Elian | M | Welsh |
| Trevet | Three Mounds of Earth | M | Celtic/Gaelic |
| Trevor | Prudent | M | Celtic/Gaelic |
| Trey | Three | M | Latin |
| Triage | Emergency | E | French |
| Tricia | Noble woman | F | Latin |