| Name | Meaning | Gender | Origin |
|---|
| Sugar | A sweet powder from sugar cane. Slang for sweetheart. | Female | English |
| Sun | Goodness | Female | Korean |
| Svetlana | Light | Female | Russian |
| Tara | Crag | Female | Gaelic |
| Taryn | King Of Rocky Hill. Variant Of Tarynn. | Female | American English |
| Tasha | (Christ's) birthday | Female | Latin |
| Tatiana | Variant Of An Ancient Italian Name; Myth Name | Female | Latin |
| Tempest | Storm | Female | English |
| Tex | Of Texas | Unisex | English |
| Thumper | To walk with heavy steps | Unisex | English |
| Thunder | Stormy Tempered | Unisex | English |
| Tiger | Tiger | Unisex | English |
| Tigger | From Winnie the Pooh | Unisex | English |
| Tike | | Unisex | Hebrew |
| Tiki | Maori figure representing an ancestor. A wooden or stone image of a Polynesian god. | Unisex | English |
| Tillie | Powerful battler | Female | German |
| Tilly | Powerful battler | Unisex | Germanic |
| Timber | Wood used as a building material. Also timber-wolf. | Unisex | English |
| Tina | Follower of Christ | Female | Latin |
| Tink | | Unisex | Hebrew |
| Tinker | | Unisex | Hebrew |
| Tinkerbell | | Unisex | Hebrew |
| Tinkerbelle | Named after the fairy... Peter Pan's little sidekick! | Unisex | English |
| Tinsy | | Unisex | Hebrew |
| Tiny | Extremely small | Unisex | English |
| Tipper | Nickname And Variant Of The Irish Name Tabar Meaning A Well. | Unisex | English |
| Titan | Powerful big man | Unisex | Greek |
| Tiva | Good | Female | Hebrew |
| Toby | God is good | Unisex | Hebrew |
| Toffee | A hard brown, chewy candy | Unisex | English |