| Shimei, Shimi | - | Biblical Name | Shimma | - | Biblical Name |
| Shimri | - | Biblical Name | Shinar | - | Biblical Name |
| Shuang | - | Chinese Name | Silver | - | English Name |
| Sky | - | American Name | Skye | - | Scottish Name |
| Skylar | - | Scottish Name | Sonnet | - | English Name |
| Sonny | - | English Name | Southern | - | American Name |
| Speck | - | English Name | Spencer | - | English Name |
| Stacy | - | Russian Name | Starbuck | - | American Name |
| Steveanna | - | American Name | Stevie | - | Greek Name |
| Storm | - | American Name | Stormy | - | English Name |
| Story | - | American Name | Sunny | - | English Name |
| Sydney | - | French Name | Tadtasi | - | Chamoru Name |
| Tai | - | Chinese Name | Tailor | - | English Name |
| Taima | - | American Name | Taithleach | - | Gaelic Name |
| Taji | - | Japanese Name | Tan | - | Vietnamese Name |
| Taran | - | American Name | Tasi | - | Chamoru Name |
| Tasina | - | Chamoru Name | Tatum | - | English Name |
| Taylor | - | French Name | Tayten | - | American Name |
| Teagan | - | Irish Name | Teal | - | American Name |
| Teenie | - | American Name | Teige | - | American Name |
| Teigen | - | Welsh Name | Tennessee | - | American Name |
| Teoxihuitl | - | Nahuatl Name | Terry | - | German Name |
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