| Surname | actually means | |
|---|---|---|
| Šaran | Carp | |
| Šator | Tent | |
| Šegrt | Apprentice | |
| Šerbedžija | Sherbet maker | |
| Šestak | Sixth-grader, a six | |
| Ševarika | Shrubbery | |
| Šiljak | Spike | |
| Šinik | A Turkish vessel to measure volume (v. Bučuk) | |
| Šipka | Rod, ingot | |
| Šišarica | Cone (of a conifer or other plant) | |
| Šiška | Bang (of hair) | |
| Škare | Scissors | |
| Škrba | Broken tooth, tooth stump | |
| Škrinjar | Case maker (wooden cases that lock) | |
| Škripac | Pinch, strait | |
| Šljivar | Plummer; also one of Croatian lower gentry | |
| Šljuka | Snipe (bird) | |
| Šmajser | Machine gun, German issue | |
| Šnajder | Tailor (German borrowed word) | |
| Šnur | Cable (of an appliance) | |
| Šoš | Salty (Hun.) | |
| Špica | Spoke (of a bicycle wheel); credits (in a movie, TV or radio show) | |
| Štaka | Crutch | |
| Štakor | Rat (Croatian) | |
| Štampar | Printer | |
| Štiklica | Little heel (of a lady's shoe) | |
| Štuka | Pike | |
| Štula | Stilt | |
| Šubara | Fur cap | |
| Šuica | Left hand (regional) | |
| Šumar | Forester | |
| Šupak | Asshole | |
| Šupica | Little shed | |
| Šupljeglav | Hollow headed | |
| Šurjak | Wife's brother | |
| Šuša | Hornless cow; a nobody | |
| Šuster | Cobbler (German borrowed word) |