| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 821 | Sheena | Scottish | Variant of Sine: Scottish Gaelic form of Jane: God is gracious. | F | |
| 822 | Sheiling | Scottish | From the summer pasture. | M | |
| 823 | Shena | Scottish | Variant of Sine: Scottish Gaelic form of Jane: God is gracious. | F | |
| 824 | Sholto | Scottish | Sower. | M | |
| 825 | Sileas | Scottish | Youthful. | F | |
| 826 | Sim | Scottish | Listener. | M | |
| 827 | Sima | Scottish | Listener. | F | |
| 828 | Sinclair | Scottish | Bright; clear. From Saint Clair sur Elle. Famous Bearer: writer Sinclair Lewis (1885-1951). | M | |
| 829 | Sine | Scottish | Scottish Gaelic form of Jane: God is gracious. | F | |
| 830 | Siubhan | Scottish | Praised. | F | |
| 831 | Siusan | Scottish | Lily. | F | |
| 832 | Skena | Scottish | From Skene. | F | |
| 833 | Skene | Scottish | From Skene. | M | |
| 834 | Sloan | Scottish | Fighter; warrior. Surname. | M | |
| 835 | Stew | Scottish | Diminutive of Stuart: Steward. | M | |
| 836 | Stewart | Scottish | Steward. A medieval steward was charged with the care of castle and estate affairs. Also a variant of Stuart (the royal house of Scotland from the 14th to the 18th century). Surname. | M | |
| 837 | Stirling | Scottish | Scottish place name and surname. Famous Bearer: race car driver Stirling Moss. | M | |
| 838 | Struan | Scottish | Stream. | M | |
| 839 | Struana | Scottish | From the stream. | F | |
| 840 | Stu | Scottish | Diminutive of Stuart: Steward. | M | |