| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 3641 | Sherwyn | English | Swift. | M | |
| 3642 | Shipley | English | From the sheep meadow. | M | |
| 3643 | Shipton | English | From the sheep farm. | M | |
| 3644 | Sid | English | Diminutive of Sidney: Wide Island: south of the water; 'from St. Denis'. | M | |
| 3645 | Siddael | English | From the wide valley. | M | |
| 3646 | Siddell | English | From the wide valley. | M | |
| 3647 | Sidell | English | From the wide valley. | M | |
| 3648 | Sidney | English | Wide Island: south of the water. This name has recently become popular for girls as well as boys. Famous Bearer: actor Sidney Poitier. | M | |
| 3649 | Sidwell | English | From the broad well. | M | |
| 3650 | Sigehere | English | Victorious. | M | |
| 3651 | Silas | English | Variant of Sylvanus from a Greek name meaning 'forest; woods.' In the bible Silas was a missionary companion of Paul and Timothy. | M | |
| 3652 | Silsby | English | From Sill's farm. | M | |
| 3653 | Silvester | English | Trees; sylvan. See also Sylvester and Silvano. | M | |
| 3654 | Simeon | English | Variant of Simon meaning 'hear; listen.'. | M | |
| 3655 | Simon | English | Variant of a Hebrew name meaning 'hear; listen.' In the bible Simon was the name of two apostles including Simon Peter. | M | |
| 3656 | Sinclair | English | St. Clair. | M | |
| 3657 | Sinclaire | English | St. Clair. | M | |
| 3658 | Sinjin | English | St. John. | M | |
| 3659 | Sissie | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |
| 3660 | Sissy | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |