| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 2901 | Teralyn | Latin | The planet earth. Famous bearer: mythological Terra, the Roman earth goddess equivalent to the Greek Gaia. | F | |
| 2902 | Terence | Latin | Smooth. | M | |
| 2903 | Terra | Latin | The planet earth. Famous bearer: mythological Terra, the Roman earth goddess equivalent to the Greek Gaia. | F | |
| 2904 | Terrah | Latin | The planet earth. Famous bearer: mythological Terra, the Roman earth goddess equivalent to the Greek Gaia. | F | |
| 2905 | Terrance | Latin | Roman clan name. | M | |
| 2906 | Terrence | Latin | Smooth; Roman clan name. | M | |
| 2907 | Terry | Latin | Diminutive of Terence: Derived from the name of a Roman clan (Terentius). | M | |
| 2908 | Tertia | Latin | Born third. | F | |
| 2909 | Tertius | Latin | Third child. | M | |
| 2910 | Tethys | Latin | Daughter of Gaea. | F | |
| 2911 | Thalassa | Latin | Mediterranean. | F | |
| 2912 | Theadora | Latin | God given. Feminine of Theodore. | F | |
| 2913 | Thelxepeia | Latin | A Siren. | F | |
| 2914 | Thelxiepeia | Latin | A Siren. | F | |
| 2915 | Theodora | Latin | God given. Feminine of Theodore. | F | |
| 2916 | Theophania | Latin | Manifestation of God. In the Middle Ages, this name was sometimes given to girls born on Twelfth night. | F | |
| 2917 | Thrasius | Latin | Bold. | M | |
| 2918 | Tiberia | Latin | From the Tiber. | F | |
| 2919 | Tierra | Latin | Headdress. A tiara is a jeweled headpiece or demi-crown. | F | |
| 2920 | Tiffany | Latin | Variant of Theophania: Manifestation of God. In the Middle Ages, this name was sometimes given to girls born on Twelfth night. | F | |