| Name | Meaning | Gender |
|---|
| Trudi | Spear Strength | Girl |
| Trudie | Spear Strength | Girl |
| Trudy | Spear Strength | Girl |
| Trueman | True man | Boy |
| Truman | True man | Boy |
| Tryphena | Biblical name | Girl |
| Tsipporah | Bird | Girl |
| Tubal | Thou shall be brought | Boy |
| Tubal-Cain | Thou shall be brought of Cain | Boy |
| Tucker | Cloth Fuller | Boy |
| Tucson | Black Base | Boy |
| Tudor | First of the people, King of nations | Boy |
| Turlough | Instigator, Rub, Turn, Twist | Boy |
| Twila | Twilight | Girl |
| Twyla | Twilight | Girl |
| Ty | | Boy |
| Tybalt | People bold | Boy |
| Tye | Pasture | Boy |
| Tylar | Roof tiler | Boy |
| Tyler | Roof tiler | Unisex |
| Tylor | Roof tiler | Unisex |
| Tyrell | Stubborn | Boy |
| Tyron | Land of Owen | Boy |
| Tyrone | Land of Owen | Boy |
| Tyrrell | | Boy |
| Tyson | Firebrand | Boy |
| Uel | Heard of God, His name is El, Name of God | Boy |
| Ula | Wolf power | Girl |
| Ulick | Will Helmet, Protect | Boy |
| Ulixes | To Be Angry, To Hate | Boy |
| Ulla | To Fill (a container) | Girl |
| Ulric | Power of the wolf | Boy |
| Ulrica | Power of the wolf | Girl |
| Ulrick | Power of the wolf | Boy |
| Ultan | Of Ulster | Boy |
| Ulysses | To Be Angry, To Hate | Boy |
| Una | Famine, Hunger | Girl |
| Uni | Afflicted, Depressed | Boy |
| Unice | Good victory | Girl |
| Unity | Oneness, Unity | Girl |
| Unni | Afflicted, Depressed | Boy |
| Upton | Upper Settlement, Up Town | Boy |
| Ur | Flame, Light of Fire, Revelation | Boy |
| Urania | Heavenly | Girl |
| Urban | Urban, City dweller, Modern | Boy |
| Urbana | Urban, City dweller, Modern | Girl |
| Urbanna | Urban, City dweller, Modern | Girl |
| Uri | Fiery, My Flame, My Light | Boy |
| Uria | Flame of Jehovah, God is my light | Boy |
| Uriah | Flame of Jehovah, God is my light | Boy |
| Urian | Light | Boy |
| Uriel | Flame of God, Light of the lord | Boy |
| Uriela | Flame of God, Light of the lord | Girl |
| Uriella | Flame of God, Light of the lord | Girl |
| Urijah | Flame of Jehovah, God is my light | Boy |
| Ursella | Little She-bear | Girl |
| Ursula | Little She-bear | Girl |
| Utai | Whom Jehovah helps | Boy |
| Uthai | Whom Jehovah helps | Boy |
| Uz | Soft and sandy earth, To consult | Boy |
| Uzal | To Depart, To Leave, To Be Flooded, , To Be Exhausted | Boy |
| Uzia | Power of Jehovah | Boy |