| Name | Meaning | Gender | Origin |
| Thuyet | Theory | M | Vietnamese |
| Thwaite | Clearing/ Enclosure | M | Scandinavian |
| Thy | Poetry | F | Vietnamese |
| Thyra | A Window or Goddess of Dawn | F | Greek |
| Tia | Princess or Aunt | F | Spanish |
| Tiana | Princess | F | Greek |
| Tiara | Crowned | F | Latin |
| Tiaret | Lioness | F | African |
| Tiassale | It is Forgotten | E | African |
| Tibor | Holy Place | M | Hungarian |
| Tiburon | Shark | E | Spanish |
| Tien | Fairy | F | Vietnamese |
| Tiernan | Lord of the manor | M | Celtic/Gaelic |
| Tierney | Noble/ Lordly | F | Celtic/Gaelic |
| Tierra | Land | F | Latin |
| Tieve | Hillside | F | Celtic/Gaelic |
| Tiffany | Three/ the Trinity | F | Greek |
| Tiger | Powerful cat/ tiger | E | American |
| Tilden | Fertile Valley | M | English |
| Tillie | Might/ Power | F | German |
| Tilly | From Tilden or Matilda | E | English |
| Tim | To Honor God | M | Greek |
| Timberly | Tall Ruler | F | African-American |
| Timothy | To Honor God | M | Greek |
| Tina | Short for names ending in TINE | F | Greek |
| Ting | Slim/ Graceful | F | Chinese |
| Tino | Small | M | Italian |
| Tiombe | Shy | F | African |
| Tip | Nickname for THOMAS | E | American |
| Tiponya | Great Horned Owl | F | Native American |
| Tirza | Pleasantness | F | Hebrew |
| Tirzah | Delight | F | Hebrew |
| Tisha | Dim. of PATRICIA | F | Latin |
| Titania | Land of Giants | F | Greek |
| Titus | Giant | M | Greek |
| Tiva | Dance | F | Native American |
| Tivona | Lover of Nature | F | Hebrew |
| Toan | Safe/ Secure | E | Vietnamese |
| Tobias | God is great | M | Hebrew |
| Tobit | Good | F | Hebrew |
| Toby | The Lord Is Good | E | Hebrew |
| Tocho | Mountain Lion | M | Native American |
| Tod | From the name TODD | M | English |
| Todd | Fox | M | English |
| Tokala | Fox | M | Native American |
| Toki | Time of Opportunity | F | Japanese |
| Tolinka | Coyote's Ear | F | Native American |
| Tolla | Worthy of Praise | F | Polish |
| Tom | A Twin | M | Greek |
| Tomai | Honoring Thomas | F | Greek |