| Names that start with the letters: Si—Sy | ||
| Name | Meaning | Category |
| Sia | moving; help |  |
| Sibbechai | bough; cottage; of springs | |
| Sibmah | conversion; captivity |  |
| Sichem | portion; shoulder | / |
| Siddim | the tilled field | |
| Sidon | hunting; fishing; venison | |
| Sihon | rooting out; conclusion | /  |
| Sihor | black; trouble (the river Nile) | |
| Silas | three, or the third | |
| Silla | exalting | |
| Siloa, Siloam, Siloe | same as Shilhi | |
| Silvanus | who loves the forest | |
| Simeon | that hears or obeys; that is heard | |
| Simon | that hears; that obeys | |
| Sinai | a bush; enmity | |
| Sion | noise; tumult | |
| Sippai | threshold; silver cup | |
| Sisamai | house; blindness | |
| Sisera | that sees a horse or a swallow | |
| Sitnah | hatred | / |
| Sivan | a bush or thorn | 3rd month |
| Smyrna | myrrh | |
| Socoh | tents; tabernacles | |
| Sodi | my secret | |
| Sodom | their secret; their cement | |
| Solomon | peaceable; perfect; one who recompenses | |
| Sopater, Sosipater | who defends the father | |
| Sophereth | scribe, numbering |  |
| Sorek | vine; hissing; a color inclining to yellow | |
| Sosthenes | savior; strong; powerful | |
| Sotai | conclusion in pleading; binding | |
| Spain | rare; precious | |
| Stachys | spike or ear of corn | |
| Stephanas | crown; crowned | |
| Stephen | same as Stephanas | |
| Suah | speaking; entreating; ditch | |
| Succoth | tents; tabernacles | |
| Succoth-benoth | the tents of daughters, or young women; or prostitutes | |
| Sur | that withdraws or departs; rebellion | |
| Susanna | lily; rose; joy | |
| Susi | horse; swallow; moth | |
| Sychar | end | |
| Syene | a bush; enmity | |
| Syntyche | that speaks or discourses | |
| Syracuse | that draws violently | |