| Sabor | Sabre | Saco | Saddy | Sadore |
| Sadoro | Saeno | Saenoro | Saero | Sandro |
| Safir | Safiro | Sago | Sagon | Saigon |
| Sailor | Saimor | Salko | Salvatore | Sam |
| Salem | Samson | Samiran | Samatro | Sajero |
| Samba | Sambo | Samboro | Sami | Sammy |
| Samio | Samion | Samito | Samitoro | Samurai |
| San | Sancho | Sanchos | Sandi | Sando |
| Sandomo | Sandex | Sandox | Sandokan | Sandoro |
| Sandos | Santana | Saredo | Saron | Saronto |
| Sanja | Sanjo | Sandor | Sarek | Sachiko |
| Sarro | Sarron | Sarrono | Sascha | Sastor |
| Sasum | Sasumo | Satem | Sato | Satono |
| Satoro | Savash | Scarface | Scooter | Santa |
| Satchmo | Saman | |||
| Santos | Santuro | Schari | Scharin | Scharky |
| Schandor | Scola | Scrollan | ||
| Scharly | Schello | Scherlo | Scheron | Scherry |
| Schlüter | Schlotto | Schmigel | Schnarky | Schnatto |
| Schnuckel | Schnuffel | Schnuffie | Schnufflo | Schorsch |
| Schosch | Schorchy | Schröder | Schulze | Scott |
| Scotti | Scottl | Scotty | Scout | Scouti |
| Scoppy | Sheala | Strakel | Shawnee | |
| Scoutin | Scrabble | Sebah | Sebaht | Sebahto |
| Sebastian | Semmay | Seppel | Sepply | Senna |
| Shabba | Shabo | Shabolo | Shaby | Shade |
| Shadell | Shadow | Shaky | Shalimar | Shalo |
| Shandor | Shane | Shark | Sharko | Sharky |
| Sean | Snake | Snellie | ||
| Sharo | Shell | Shello | Shellon | Sheriff |
| Sherlock | Shico | Shicco | Shivas | Shivasto |
| Shippo | Shakur | |||
| Shivago | Shivo | Shogy | Shogun | Shoi |
| Shoko | Shorty | Shoto | Si-Hawk | Silas |
| Silvan | Silver | Simba | Simbah | Simon |
| Simsen | Simson | Sinok | Siohban | Sirk |
| Sokrates | Snow | Sinclair | ||
| Sirko | Sirkoro | Sirky | Siro | Siron |
| Sisco | Smartie | Sokky | Solan | Sienna |
| Sixt | Skinner | Skizzo | Skerry | Sly |
| Sky | Skipp | Skipper | ||
| Smokey | Snoopy | Snubull | Soci | Socke |
| Sparkie | Sparki | Sparky | Spati | Speedy |
| Spencer | Spike | Spooky | Spud | Sputnik |
| Spot | Spliff | Snap | Snicki | |
| Stiffler | Stöpsel | Storm | Strolch | Stromer |
| Struppi | Stuff | Sugar | Sunny | Suko |
| Sultan | ||||
| Stroppi | Spirit | Switcher | Sweep | Semmi |