| Tenley | Derived from Old English, meaning 'settlement by the town' |
| Tennie | Diminutive form of Tenley, meaning 'small settlement' |
| Teodocio | Italian name meaning 'gift of God' |
| Teodomiro | Spanish name meaning 'people of the lord' |
| Teodozia | Russian name meaning 'gift of God' |
| Tererai | Shona name meaning 'beauty of God' |
| Terilyn | Welsh name meaning 'fair-haired warrior' |
| Terin | Pure, Of the Earth |
| Terrai | A name meaning of the earth. |
| Terzo | Italian name meaning 'third' |
| Teslam | Arabic name meaning 'pure and clean' |
| Tesni | Arabic name meaning 'pure and clean' |
| Tesoro | Italian name meaning 'treasure' |
| Tetyana | Which is of uncertain origin |
| Texanna | Cherokee name meaning 'little deer' |
| Teyanna | Cherokee name meaning 'little deer' |
| Teyarna | Cherokee name meaning 'little deer' |
| Thackery | English surname derived from Old English 'thack' meaning a thatched roof. |
| Thackory | Variant of Thackery, likely derived from Old English 'thack' meaning a thatched roof. |
| Thaia | Derived from Greek 'thaia' meaning to bloom or flower. |
| Thailiagh | To flourish, to bloom |
| Thairgo | Possibly derived from Gaelic 'thair' meaning a hill or ridge. |
| Thalatha | Derived from Arabic 'thalatha' meaning three. |
| Thalissa | Derived from Greek 'thalassa' meaning sea. |
| Thallo | Derived from Greek 'thallos' meaning sprout or bud. |
| Thanasi | Derived from Greek 'thanatos' meaning death. |
| Thandeka | Derived from Shona 'thandeka' meaning to be loved. |
| Thandi | Derived from Swahili 'thandi' meaning love or affection. |
| Thandie | Derived from Shona 'thandie' meaning to be loved. |
| Thanet | Derived from Old English 'þanet' meaning a settlement or town. |
| Tharold | Derived from Old English 'þarold' meaning ruler of the desert. |
| Theadore | Derived from Greek 'theodoros' meaning gift of God. |
| Theia | Derived from Greek 'theia' meaning divine or heavenly. |
| Theike | Derived from Greek 'theike' meaning divine or heavenly. |
| Thelo | Derived from Greek 'thelo' meaning I will or I desire. |
| Thelonius | Derived from Greek 'thelÅnios' meaning beloved of God. |
| Thelxiope | Goddess of the stars and moon in Greek mythology |
| Thembeka | Gift of God, a Zulu name meaning a blessing from above |
| Themistocles | Glorious at law, a Greek name meaning wise in law |
| Theoden | Ruler of the people, a Germanic name meaning leader |