| Name | Gender | Meaning | Favorites |
| Shyamsundar | Boy | Lord Krishna | |
| Siddarth | Boy | One who has accomplished his goal | |
| Siddhanta | Boy | Principle | |
| Siddharth | Boy | Accomplished, Father of Lord Mahavir | |
| Siddhartha | Boy | A name of Lord Buddha, One who has accomplished his aim | |
| Siddheshwar | Boy | A goddess | |
| Siddhran | Boy | Perfection | |
| Sidhesh | Boy | Lord of the blessed | |
| Silambarasan | Boy | The best | |
| Singaravelan | Boy | Lord murugan | |
| Sinha | Boy | Hero | |
| Sitakanta | Boy | Lord Rama | |
| Sitikantha | Boy | Lord Shiva | |
| Siva | Boy | God Sivan | |
| Sivabalan | Boy | Son of God Sivan | |
| Sivadasan | Boy | Devotee of God Sivan | |
| Sivakumaran | Boy | Son of Lord Siva | |
| Sivanta | Boy | Lord Shiva | |
| Sivaperumal | Boy | God Sivan | |
| Sivaraman | Boy | God Rama, God Shiva | |