| Springer | Person who springs or jumps, often in sports or action. |
| Spruce | Evergreen tree with a conical shape and needle-like leaves. |
| Spurrier | Person who makes or sells spurs, often for horses. |
| Squandro | Italian name meaning 'strong and powerful'. |
| St. Alban | From St. Alban. |
| St. John | Saint and apostle of Jesus, often associated with the Gospel. |
| Stacye | A name meaning one who is stable. |
| Stacyee | A name meaning a stable person. |
| Stahley | English surname derived from the Old English word 'stæh' meaning 'stone clearing'. |
| Stamm | German surname meaning 'stem' or 'trunk'. |
| Stanimir | Slavic name meaning 'defender of the people'. |
| Stannis | Character from the Game of Thrones series, meaning 'defender of the people'. |
| Starsky | American surname derived from the Old English word 'stær' meaning 'star'. |
| Stasha | A diminutive of Anastasia name. |
| Staton | English surname derived from the Old English word 'stæt' meaning 'stone' or 'rock'. |
| Stavrianos | Greek name meaning 'from Stavros', a mountain in Greece. |
| Staycee | A name meaning a fruitful harvest. |
| Staycie | A name meaning one who is resilient. |
| Staycy | A name meaning one who is steadfast. |
| Steave | A name meaning a crown or a garland. |
| Stefaney | A name meaning a crown or a wreath. |
| Steffany | A name meaning a royal wreath. |
| Steiven | A variant of Stephen meaning crown. |
| Stejonte | Derived from a Slavic word for 'calm' or 'peaceful' |
| Steno | Short form of names starting with 'Stephen' |
| Stephfan | A unique form of the name for crown. |
| Stevy | A variant of the name Steve. |
| Stieg | Derived from a Scandinavian word for 'calm' or 'peaceful' |
| Stjepan | Croatian form of Stephen, meaning 'crown' or 'garland' |
| Stockholm | Swedish city name, meaning 'town on the isle of the lake' |
| Stohn | Derived from a Slavic word for 'quiet' or 'still' |
| Stokely | English surname, derived from a place name meaning 'stocky clearing' |
| Stormalong | English surname, derived from a place name meaning 'stormy hill' |
| Stormi | A form of stormy |
| Strauss | German surname, derived from a place name meaning 'straw' or 'grass' |
| Street | English word for a public road or thoroughfare |
| Strider | English surname, derived from a word meaning 'one who strides' |
| Striker | English surname, derived from a word meaning 'one who strikes' |
| Stringer | English surname, derived from a word meaning 'one who strings' |
| Stryker | English surname, derived from a word meaning 'one who strikes' |