| Shwam | Lord, Supreme spirit |
| Shwenu | Shwenu is a variant of Shwena, a Burmese name meaning 'beautiful' or 'lovely'. |
| Shwetahardik | Pure and sincere at heart |
| Shwetang | Fair complexioned |
| Shwetavahanan | Another name of Arjun, One with white horses mounted to his chariot |
| Shwethaketu | Son of Aruni and udhalaka |
| Shyalin | A person who is very modest |
| Shyamanga | Dark skinned one |
| Shyjith | Shyjith is a Malayalam name meaning 'gift of God' or 'blessing from heaven'. |
| Shyoji | One who is a humble seeker |
| Sibanarayan | Sibanarayan means Lord Vishnu, the preserver of the universe, in Sanskrit, a combination of Siba and Narayan. |
| Siben | Siben is a Slavic name meaning 'seven' or 'seventh-born child', often associated with good luck and prosperity. |
| Sidanth | A person with firm principles |
| Siddeshwar | Lord Shiva, Siddha - accomplished, Perfected, Fulfilled, Gained, Successful, Sacred, Holy, Divine, Eminent, Shining + Ishwar - Lord |
| Siddeswara | Lord Shiva, Siddha - accomplished, Perfected, Fulfilled, Gained, Successful, Sacred, Holy, Divine, Eminent, Shining + Ishwar - Lord |
| Siddhali | One who has attained success |
| Siddhansh | Siddhansh means 'attained victory' or 'one who has achieved success' in Sanskrit, a combination of Siddha and Ansh. |
| Siddhi Priya | Bestowed of wishes and boons |
| Siddrath | Siddrath is a variant of Siddhartha, meaning 'one who has attained enlightenment' or 'awakened one'. |
| Sidhanath | Lord Shiva, Siddha - accomplished, Perfected, Fulfilled, Gained, Successful, Sacred, Holy, Divine, Eminent, Shining + Nath - Lord |
| Sidhanth | A person of strong principles. |
| Sidharath | A spiritual guide or teacher, a master of the path to enlightenment, a wise and compassionate leader. |
| Sidharta | One who has accomplished goal, Successful, A name of Lord Buddha, Achieved all wishes |
| Sidhdesh | Lord of the blessed, Another name of Lord Shiva |
| Sidheshwar | Lord Shiva, Siddha - accomplished, Perfected, Fulfilled, Gained, Successful, Sacred, Holy, Divine, Eminent, Shining + Ishwar - Lord |
| Sidheswar | Lord Shiva, Siddha - accomplished, Perfected, Fulfilled, Gained, Successful, Sacred, Holy, Divine, Eminent, Shining + Ishwar - Lord |
| Sidhharth | One who has accomplished goal, Successful, A name of Lord Buddha, Achieved all wishes |
| Sijil | A record or a divine decree. |
| Sikhar | Mountain peak, Peak, Ultimate |
| Simanchal | Simanchal is a place name in Nepal, derived from 'Simana' meaning 'beautiful' and 'Chal' meaning 'place' or 'region'. |
| Simhikaprana | Bhanjana slayer of simhika |
| Simranashu | Simranashu means 'remembrance of the divine' or 'thoughts of the divine' in Sanskrit. |
| Sinthuran | Sinthuran is a Sanskrit name meaning 'auspicious' or 'blessed' and is associated with good fortune. |
| Siravan | Tamil name means eligible, Good Man |
| Sirinani | Sri Lankan name meaning 'beautiful flower' or 'beautiful lotus', symbolizing elegance and refinement. |
| Siriyal | Most popular Telugu God |
| Sirthik | One who is a lord of success. |
| Sishupala | King of Chedi and an avowed enemy of Krishna. (King of Chedi and an avowed enemy of Krishna.) |
| Sitanveshana | Pandita, Skilful in finding whereabouts of Goddess Sita |
| Sitaramapadaseva | Always engaged in service of Lord Rama, Lord Hanuman |