| Sincerity | Honour; hospitality; generosity |
| Sinin | Another name for for Mount Sinai; synonym of Saina |
| Sira | A name meaning a bright, shining star. |
| Sirah | Happy; Princess; Pure |
| Siraj uddeen | Lamp of Islam; Lamp of the religion |
| Sirajaldin | Light of the faith |
| Sirajuddin | Lamp of the religion |
| Sisban | A name meaning a flowering plant. |
| Sma | A short form of small size. |
| Smeeda | A name meaning a beautiful lady. |
| Smima | UNQUAILING; fearless |
| Sofiane | One who is devoted and loyal. |
| Somea | Place of worship |
| Somood | Steadfastness; firmness; endurance |
| Soofia | Wisdom, intelligence, and beauty, derived from the Arabic name Sofia, meaning 'wisdom' or 'intelligence'. |
| Soophia | Wisdom, divine wisdom, or spiritual wisdom, often associated with the feminine and mystical aspects of the divine. |
| Sooraya | A name meaning a bright star. |
| Soudabeh | Soudabeh is a Persian name meaning 'a beautiful and lovely flower' or 'a lovely rose'. |
| Soulmaz | Soulmaz is a Persian name meaning 'soul' or 'spirit' and is often associated with spiritual growth. |
| Sparghai | Firespark or Ember |
| Sparlay | A name meaning a ray of light. |
| Spinzar | A name meaning golden white. |
| Subah uddin | Beautiful person of the religion Islam |
| Subaih | An Arabic name meaning beautiful one. |
| Subat | A name meaning a month of the year. |
| Subaytah | An Arabic name meaning a brave girl. |
| Subha dil | A heart that is pure and auspicious. |
| Subhana | Pure; chaste; fine; nice; good |
| Subhiyah | One who is beautiful and radiant. |
| Suboor | Patience; pity on sinners |
| Subut | Continuation; constancy; steadiness; validity |
| Suda | A person who is nectar or sweet. |
| Sudesa | Much more successful |
| Sudie | A name meaning a bright, lucky star. |
| Sufiya | A mystic; someone believing in Sufi |
| Sugra | Very small; Minor; Young; Tender |
| Suhaira | Beautiful; pretty |
| Sujud | An act of prostration in prayer. |
| Sukainah | Charming; likable |
| Sukainah sukaynah | Charming; likable |