| Name | Meaning | Details |
|---|---|---|
| Sian | "Gods Gracious Gift" | View Details |
| Siani | God Is Gracious | View Details |
| Sigmund | Victorious Protector | View Details |
| Sine | God Is Gracious | View Details |
| Sinead | God Is Gracious | View Details |
| Siobhan | God Is Gracious | View Details |
| Sioned | God Is Gracious | View Details |
| Sitembileq | Trust | View Details |
| Soleh | Religious | View Details |
| Stanislaus | Becoming Glorious | View Details |
| Stanislav | Becoming Glorious | View Details |
| Stanislaw | Becoming Glorious | View Details |
| Stormy | Impetuous Nature | View Details |
| Sundown | Dusk | View Details |
| Susila | Righteous | View Details |