| Sizan | A person who is very observant. |
| Skaziz | Not a valid name |
| Slim | Slender, elegant, or handsome |
| Sllahudeen | Praise be to Allah |
| Smail | Beautiful, lovely |
| Soayeb | One who is righteous and honest. |
| Sobh | The brightness of the early dawn. |
| Soeb | A person who is truly virtuous. |
| Sofikul | Beautiful, lovely |
| Sofiq | One who is kind and compassionate. |
| Sofiqul | Gift of God, beautiful |
| Sohaif | A person of noble character traits. |
| Sohaim | One who is brave and courageous. |
| Sohair | One who is awake or alert. |
| Soheal | A name meaning star or light. |
| Soheib | A companion or close friend. |
| Sohib | Friend, companion |
| Sohidul | A witness to the true faith. |
| Soidul | One who is a master or leader. |
| Sokat | A person of power and strength. |
| Solamon | A man of peace and harmony. |
| Soleman | One who is peaceful and calm. |
| SonaUllah | Praise be to Allah |
| Soomar | Persian name meaning 'lion' or 'bringer of good fortune' |
| Sophian | Derived from Greek name Sophia, meaning 'wisdom' |
| Sorhab | Arabic name meaning 'lion' or 'bringer of good fortune' |
| Soron | Derived from Sanskrit name Sura, meaning 'lord' or 'king' |
| Soufeel | Uncommon name with uncertain meaning |
| Soufian | Arabic name meaning 'wise' or 'intelligent' |
| Soufyan | Arabic name meaning 'wise' or 'intelligent' |
| Souhail | Arabic name meaning 'moonlight' or 'bright' |
| Souheil | Arabic name meaning 'moonlight' or 'bright' |
| Soukat | Arabic name meaning 'traveler' or 'wanderer' |
| Sowaillah | Arabic name meaning 'prayer' or 'supplication' |
| Soyeb | Arabic name meaning 'wise' or 'intelligent' |
| Soyel | Derived from Hebrew name Shaul, meaning 'asked for' |
| Soyful | Uncommon name with uncertain meaning |
| Storay | Derived from Arabic name Sayyid, meaning 'lord' or 'master' |
| Subahuddin | Arabic name meaning 'servant of the morning' |
| Subayyaah | Arabic name meaning 'morning' or 'dawn' |