Starting with letter T
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 421 | Tyfiell | English | Derivative of the Scandinavian god of battle 'Tyr.' Tuesday was named for Tyr. | M | |
| 422 | Tyler | English | Tile layer, or a variant of Taylor. An English surname frequently used as a given name. | M | |
| 423 | Tylere | English | Maker of tiles. | M | |
| 424 | Tyndareus | Greek | Father of Castor. | M | |
| 425 | Tyrannus | Biblical | A prince; one that reigns | M | |
| 426 | Tyre | Biblical | Strength; rock; sharp | M | |
| 427 | Tyre | Latin | From Tyre. | M | |
| 428 | Tyrell | Shakespearean | 'King John' James Jurney, servant to Lady Faulconbridge. 'King Richard III' Sir James Tyrrel. | M | |
| 429 | Tyrone | Irish | From Owen's territory. County Tyrone in Ireland. The late actor Tyrone Power. | M | |
| 430 | Tyrus | English | Modern blend of Tyrone and Cyrus; or a reference to the ancient Phoenician city of Tyre. | M | |
| 431 | Tyson | English | Son of Tye 'Fiery.'. | M | |
| 432 | Tzefanyah | Hebrew | Treasure by God. | M | |
| 433 | Tzion | Hebrew | Sunny mountain. | M | |
| 434 | Tzuriel | Hebrew | God is my rock. | M | |