| Name | Meaning | Gender |
|---|
| Shyamsunder | Lord Krishna | Boy |
| Shyla | Goddess Parvati | Girl |
| Sia | Goddess Sita | Girl |
| Siamak | Silver flame | Boy |
| Sian | | Boy |
| Sibani | Goddess Parvati | Girl |
| Sidak | Wish | Boy |
| Siddak | | Boy |
| Siddarth | One who has accomplished his goal, Buddha | Boy |
| Siddesh | | Boy |
| Siddha | Lord Shiva | Boy |
| Siddhadev | Lord Shiva | Boy |
| Siddhama | Goddess Durga | Girl |
| Siddhan | Lord Murugan | Boy |
| Siddhanath | Mahadev, Lord Shiva | Boy |
| Siddhangana | Accomplished, Female saint, Divine, Pure | Girl |
| Siddhani | Blessed | Girl |
| Siddhanta | Principle | Boy |
| Siddharth | White mustard | Boy |
| Siddhartha | Lord Buddha | Boy |
| Siddhesh | Lord of the blessed | Boy |
| Siddheshwar | Lord Shiva | Boy |
| Siddheshwari | Lord Shiva | Girl |
| Siddhi | Achievement, Ever ready to protect, Goddess | Girl |
| Siddhidhata | Bestower of success and accomplishments | Boy |
| Siddhiksha | Goddess Laxmi, Religious ceremony | Girl |
| Siddhima | Achievement | Girl |
| Siddhipriya | Bestower of wishes and boons | Boy |
| Siddhivinayaka | Bestower of success and accomplishments | Boy |
| Siddhraj | Lord of perfection | Boy |
| Siddhran | Perfection | Boy |
| Siddid | Lord Shiva | Boy |
| Siddu | Lord Shiva | Boy |
| Sidhi | Perfection, Completion, Wife of lord Ganesh | Girl |
| Sihaam | Arrows | Boy |
| Sikandar | Victorious | Boy |
| Sikata | Sand | Girl |
| Sikta | Wet | Girl |
| Sila | Wife of lord Ram | Girl |
| Silamban | Lord Murugan | Boy |
| Simantika | Light | Girl |
| Simbala | Pond | Girl |
| Simha | | Boy |
| Simit | | Boy |
| Simone | | Girl |
| Simonee | Listen | Girl |
| Simran | Meditation | Girl |
| Simrit | Remembered | Girl |
| Sindhoori | Kumkum | Girl |
| Sindhu | Ocean, River | Girl |
| Sindhuja | Goddess Laxmi | Girl |
| Sindhunath | Lord of ocean | Boy |
| Singaravelan | Lord Murugan | Boy |
| Sinha | Hero | Boy |
| Sinhag | Lord Shiva | Boy |
| Sinhayana | Goddess Durga | Girl |
| Sinhvahan | Lord Shiva, One who rides a lion | Boy |
| Sinjini | Sound of Anklet | Girl |
| Sinsapa | Ashok tree | Girl |
| Sirali | | Girl |
| Sirania | | Girl |
| Sireesha | Flower | Girl |