| Name | Meaning | Details |
|---|---|---|
| Sia | God Of Perception. | View Details |
| Sian | "Gods Gracious Gift" | View Details |
| Siani | God Is Gracious | View Details |
| Sigrid | Beautiful Woman Who Leads To Victory | View Details |
| Silvina | Goddess Of Forests | View Details |
| Simeon | God Has Heard | View Details |
| Simeona | To Be Heard | View Details |
| Simon | God Has Heard | View Details |
| Simona | To Be Heard | View Details |
| Simone | To Be Heard | 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 |
| Siri | Beautiful Woman Who Leads To Victory | View Details |