Surname Location Reference Project - S
| Surname | Slovakia Location | County | Submitter | State or Province | Reference Number |
|---|---|---|---|---|---|
| SABADOS | Karna | Zemplin | Sabados | OH | 0812 |
| SABAKA | Vazec | Liptov | Sirotock | OH | 0304A |
| SABO | Cinobana | Novohrad | Sabo, Jr | .QUE | NO-001A |
| SABO | Lucenec | Novohrad | Cameron | ONT | 0386A |
| SABO | Sarfia | Bratislava | Sharrock | MD | 0047 |
| SABO | Turicky | Novohrad | Sabo, Jr | .QUE | NO-001 |
| SABO | Vranov nad Toplou | Zemplin | Sabo | OH | 1180 |
| SABOL | Stare | Zemplin | Towcimak | FL | 0784 |
| SABOL | Torysa | Saris | O'Boyle | OH | SA-073 |
| SABOL | Tirpack | NJ | 1181A | ||
| SACLAF | Markusovce | Spis | Mihalek, Sr | .WI | 1068 |
| SADECKA | Horna Suca | Trencin | Czosnyka | IL | 0404A |
| SADLIS | Stefanov nad Oravou | Orava | Kumse | OH | 1262 |
| SAJANEK | Hlboke | Nitra | Barton | PA | 1337A |
| SAJCIK | Velke Rovne | Trencin | Pastorek | LA | TR-009B |
| SAJDA | Dolne Oresany | Bratislava | Nelson | MN | 0581A |
| SAJDAK | Lysa pod Makytou | Trencin | Mihalek, Sr | .WI | 1036 |
| SAKMAR | Spisske Podhradie | Spis | Pavlik | CA | 1167 |
| SAKSA | Kalava | Spis | Levin | PA | 0489 |
| SAKSA | Torysa | Saris | Dobrovich | AR | 0150 |
| SALAK | Lucky | Liptov | Sallack | MI | 1607 |
| SALAK | Valentovce | Zemplin | Solak | MO | 1286 |
| SALAMAN | Trebisov | Zemplin | Solomon | PA | 0191 |
| SALAMON | Trebisov | Zemplin | Condon | SAS | 1164 |
| SALANCI | Bijacovce | Spis | Almasy | OH | SP-029A |
| SALANCI | Pavlany | Spis | Faber | OH | 1201A |
| SALATA | Nalepkovo | Spis | Kravetz | PA | 0156A |
| SALATA | Udavske | Zemplin | Kutsko | OH | 1575B |
| SALATA | Vysny Hrusov | Zemplin | Mizak | OH | 0592 |
| SALATA | Vysny Hrusov | Zemplin | Mizak | OH | 1476B |
| SALETROS | Parchovany | Zemplin | Martin | IN | 0377 |
| SALINTAJ | Novy Ruskov | Zemplin | Spisak, Sr | .OH | 1229A |
| SALITRIK | Smolnicka Huta | Spis | Lazor | PA | 0375 |
| SALLING | Mengusovce | Spis | Freedman | VA | 1541 |
| SALUGA | Spissky Hrusov | Spis | Hamborsky | TX | 0521 |
| SALUS | Chlebnice | Orava | Salus | IL | 0791 |
| SAMKO | Pecovska Nova Ves | Saris | Taylor | CT | SA-190 |
| SAMOL | Plavnica | Saris | Samol | NY | 0471 |
| SAMOL | Spis | Hamborsky | TX | 0525 | |
| SANDRICK | Jablonka | Orava | Weber | IL | 0560 |
| SANDRIK | Jablonka | Orava | Sandrik | IN | 0133 |
| SARISKY | Arnutovce | Spis | Sarisky | OH | 0977 |
| SASS | Porac | Spis | Fabula | CA | 0573 |
| SASTINSKY | Dolne Oresany | Bratislava | Sastinsky | NY | 1170 |
| SAVOL | Moskovec | Turiec | Strentz | VA | TU-005 |
| SAYANEK | Hlboke | Nitra | Galbavy | VA | NI-077A |
| SCECINA | Jakubova Vola | Saris | Kotalik | AZ | 1273A |
| SCEHOVICH | Vysne Lapse | Spis | Scehovic | NJ | 0277 |
| SCEPITA | Obisovce | Saris | Fallat | PA | SA-064 |
| SCHIBALIC | Studienka | Bratislava | Kunas | IN | BP-008A |
| SCHMECKER | Bratislava | Bratislava | Schmecker | CT | BP-025 |
| SCHNECK | Rudnany | Spis | Moore | GA | SP-070 |
| SCHULAY | Pohorela | Gemer | Krispinsky | OH | 1219 |
| SCIRANKA | Zemplinska Siroka | Uz | Lesczynski | IL | 0715 |
| SCROMKO | Granc-Petrovce | Spis | Grejtak | PA | 1404 |
| SEBAK | Pruzina | Trencin | Lasko | PA | 0380 |
| SEBEK | Bohdanovce | Abov | Kurtz | PA | 0107 |
| SEBESTA | Dojc | Nitra | Sebesta | TX | 0230 |
| SEBO | Podluzany | Tekov | Tusan | PA | 1173A |
| SEDLACKO | Odorin | Spis | Sedlacko | OH | 0076 |
| SEDLAK | Fricovce | Saris | Sedlak | FL | 1336 |
| SEDLAK | Mala Lodina | Saris | Sedlock | CT | 0164 |
| SEDLAK | Olcnava | Spis | Sedlock | OH | 0261 |
| SEDLAK | Olcnava | Spis | Hudish | PA | 0810 |
| SEDLAK | Olcnava | Spis | Stehulak | OH | SP-015 |
| SEDLAK | Ostrov | Nitra | Blatnik | OH | 0919 |
| SEDLAK | Sabinov | Saris | Mihalek, Sr | .WI | 1094A |
| SEDLAK | Sindliar | Saris | Dietrich | OH | SA-215 |
| SEDLYAR | Saris | Greco | PA | 1140 | |
| SEFCIK | Cimhova | Orava | Galvon | ALB | 0445 |
| SEFCIK | Lubotin | Saris | Hanna | PA | SA-211A |
| SEFRANKO | Stiavnicka | Liptov | Pintur | OH | 0748 |
| SEKAC | Sajdikove Humence | Bratislava | Cintula | NY | BP-013A |
| SEKAREK | Bajerovce | Saris | Krueger | OH | 0951B |
| SELIGA | Jablonica | Nitra | Seliga | NY | 0237 |
| SELIGA | Krempach | Spis | Seliga | IL | 0021 |
| SELIGA | Olesna | Trencin | Embrich | AZ | 0303A |
| SEMAN | Bardejov | Saris | Seman | OH | SA-018 |
| SEMAN | Brezovica | Saris | Seman | PA | SA-198 |
| SEMAN | Olejnikov | Saris | Souchik | PA | 0856 |
| SEMAN | Secovce | Zemplin | Mayernik | PA | 1243A |
| SEMANCEK | Sambron | Saris | Ridilla | FL | 0961C |
| SEMANCIK | Abranovce | Saris | Semancik | PA | SA-009 |
| SEMANCIK | Brezovica & Blasov | Saris | Shemancik | PA | SA-031 |
| SENCEN | Dulova Ves | Saris | Tomaskovic | NC | SA-149A |
| SENITA | Sarisske Jastrabie | Saris | Kopera | PA | 1302G |
| SENKER | Unin | Nitra | Senker | PA | 0795 |
| SENKO | Muranska Lehota | Gemer | Vavrek | PA | 1231A |
| SENYITKO | Nizny Hrusov | Zemplin | Corcoran | OH | 0034 |
| SERINA | Cerova | Nitra | Martin | MD | 1463A |
| SEROKA | Chmelova | Saris | Johnson | IL | SA-023 |
| SEVCIK | Brezolupy | Trencin | Haban | WI | 1589A |
| SEVERIN | Sebestanova | Trencin | Klems | OH | TR-006 |
| SHIMKO | Maly Saris | Saris | Shimko | OR | 0456A |
| SHOMSKY | Cigelka | Saris | Oros | PA | 0208B |
| SHOTT | Bardejov | Saris | Kearney | PA | 0066 |
| SHUBA | Smizany | Spis | Shuba | ONT | 0962 |
| SICORA / SIKORA | Tuhrina | Saris | Feldmeier | MI | SA-082 |
| SIDLOSKY | Forbasy | Spis | Dudick | OH | 1537 |
| SIDLOVSKY | Forbasy | Spis | Sidlovsky | OH | SP-076 |
| SIJKA | Olsinkov | Zemplin | IN | ZE-042 | |
| SIKET / KASIMER | Saris | Milos | PA | 1252A | |
| SIKINA | Sucha Hora | Orava | Galvon | ALB | 0444 |
| SIKORA | Michalovce | Zemplin | Raser | NJ | 0657 |
| SIKORSKY | Rostar | Gemer | Sikorsky | PA | 0105 |
| SILAN | Spisska Bela | Spis | Silan | PA | 0287 |
| SIMA | Lubotin | Saris | Greene | VT | SA-021A |
| SIMAN | Muranska Zdychava | Gemer | Lilak | OH | 1444 |
| SIMCIK | Uzovsky Salgov | Saris | O'Drobinak | IN | SA-158A |
| SIMCO | Zborov | Saris | Pitleck | MN | 1292A |
| SIMEK | Hlivistia | Uz | Pilat | IL | 1389 |
| SIMIK | Horny Vadicov | Trencin | Suvar | OH | 0879A |
| SIMKO | Andrejova | Saris | Ware | OH | 0706 |
| SIMKO | Danova | Turiec | Peterson | MN | 1177 |
| SIMKO | Velka Lodina | Saris | Ritter | CT | 0658 |
| SIMKO | Velka Lodina | Saris | Guido | PA | SA-042A |
| SIMKOVICH | Lab | Bratislava | Surman | OH | 0909 |
| SIMKOVICH | Zborov | Saris | Gulak | FL | 0664 |
| SIMONOV | Spisske Bystre | Spis | Cassel | MI | 1339 |
| SIMOR | Trebatice | Nitra | Simor | OH | NI-026 |
| SINAJ | Secovska Polianka | Zemplin | Shinay | ME | 1210 |
| SINAL | Bartosovce | Saris | Cichy | PA | 0608 |
| SINAY | Hubosovce | Saris | Walko | OH | 0416 |
| SIPKO | Podkonice | Zvolen | Stanko | IL | 0249A |
| SIPOS | Besa | Uz | IL | 1703A | |
| SIRILA | Porac | Spis | Fuller | CO | 0485 |
| SIROCKY | Krompachy | Spis | Sirocky | FL | 0734 |
| SIROKY | Bzany | Zemplin | Kushner | NJ | 1485 |
| SIROTAR | Namestovo | Orava | Bobek | OH | 0944 |
| SIROTIAK | Vazec | Liptov | Sirotock | OH | 0304 |
| SISAK | Surovce | Bratislava | Bolebruch | NJ | 0643 |
| SISKA | Vyborna | Spis | Fetchko | PA | 0482 |
| SIVAK | Surany | Nitra | Patoprsty | MI | 1508 |
| SIVEY | Myslina | Zemplin | AK | 1691 | |
| SIVON | Stefanov nad Oravou | Orava | Sivon | OH | 0114 |
| SIVULKA | Kamienka | Spis | Force | OH | SP-014 |
| SKALOS | Helpa | Gemer | Skalos | ONT | 0213 |
| SKALSKY | Spisska Bela | Spis | Karberg | OH | 0808 |
| SKAPIK | Borsky Mikulas | Bratislava | Pavilonis | OH | 1547 |
| SKARETKA | Modra | Bratislava | Kmetz | NY | BP-049A |
| SKIBIK | Vysoka nad Kysucou | Trencin | Krajci | NY | 1596A |
| SKLADANY | Olsov / Krasna Luka | Saris | Gerard | WA | SA-151A |
| SKLENAR | Nizny Klatov | Abov | MI | 1710 | |
| SKODA | Kubalov | Bratislava | Calce | PA | BP-044A |
| SKOK | Tura Luka | Nitra | Proksa | MI | NI-051A |
| SKOKAN | Kravany | Spis | Michlik | NY | 1281 |
| SKOLNIK | Hnilec | Gemer | Skolnik | PA | 0796 |
| SKOLNIK | Spisska Nova Ves | Spis | Marflak | PA | 0163A |
| SKOP | Krivany | Saris | Wakelee | CT | SA-054A |
| SKREPTAC | Michalovce | Zemplin | PA | ZE-043 | |
| SKRIBA | Oslany | Tekov | Skriba | IL | 0638 |
| SKROVANEK | Bratislava | Bratislava | Skrovanek | PA | BP-086 |
| SKTPALA | Nahac | Bratislava | Skipala | NY | 0109 |
| SKULAN | Lysa pod Makytou | Trencin | Mihalek, Sr | .WI | 1037 |
| SKUTA | Zilina | Trencin | Josefoski | PA | 0132 |
| SKVOREC | Prievaly | Nitra | Skvoretz | OH | 0862 |
| SLABEJ | Jamnik | Liptov | Britz | OH | 1438 |
| SLADEK | Bukovec | Nitra | Dixon | PA | 0074 |
| SLANINA | Frydman | Spis | Sugra | NJ | 1334 |
| SLANINA | Harichovce | Spis | Budinsky | PA | 0125 |
| SLANINA | Spissky Stvrtok | Spis | Slanina | PA | SP-054 |
| SLAVKOVSKY | Harichovce | Spis | Budinsky | PA | 0126 |
| SLEBODA | Velka Frankova | Spis | Hiznay | PA | SP-006A |
| SLEZAK | Hrachoviste | Nitra | Slezak | AR | NI-009 |
| SLEZAK | Senkvice | Bratislava | Slezak | TX | 0165 |
| SLIFKA | Spisska Nova Ves | Spis | Jandura | NY | SP-060 |
| SLOBODA | Orava | Schamay | APO | 1359 | |
| SLOBODNIK | Priechod | Zvolen | Slobodnik | ONT | 0537 |
| SLOTA | Teplicka nad Vahom | Trencin | Kumse | OH | 1261 |
| SLOTA | Ruzomberok | Liptov | MI | 1713 | |
| SMELKO | Hnilec | Gemer | Miller | FL | 0333 |
| SMELKO | Hnilec | Gemer | Smelko | TN | 1225 |
| SMELKO | Hnilec | Gemer | Smelko | OH | 1248 |
| SMELKO | Spisska Nova Ves | Spis | Miller | GA | SP-064 |
| SMELKO | Strazske | Zemplin | Smelko | PA | 0613 |
| SMELKO | Gemerska Poloma | Gemer | Smelko | PA | 0618A |
| SMEREK | Podolinec | Spis | Senall | MI | 0504A |
| SMETANA | Drahovce | Nitra | Mihalek, Sr | .WI | 0746 |
| SMETANKA | Papin | Zemplin | Smetanka | MI | 0721 |
| SMIGA | Medzilaborce | Zemplin | Smego | PA | 0801 |
| SMISKO | Strazske | Zemplin | Smisko, Sr | .PA | 0549 |
| SMISKO | Cecehov | Uz | NY | 1667 | |
| SMOLAK | Kaluza | Uz | Liggett | OH | 1230 |
| SMOLIGA | Kusin | Uz | Wadzita | IL | UZ-008A |
| SMOLKO | Lucky | Liptov | Mielcurek | WI | 0723A |
| SMOLKO | Sindliar | Saris | Dietrich | OH | SA-215A |
| SMOLKO | Siroke | Saris | Vihonsky | CA | SA-099A |
| SMORADA | Nizna Slana | Gemer | Turosak | PA | GC-003 |
| SMOTER | Sedlice | Saris | Prokop | CT | 0672 |
| SMREK | Nova Lubovna | Spis | Rura | PA | SP-065A |
| SMRTIC | Kuty | Bratislava | Slusher | NY | BP-073B |
| SMUTEK | Kuchyna | Bratislava | Patten | NJ | BP-022B |
| SNAK | Bardejov | Saris | Ricks | PA | SA-026A |
| SNAUKO | Ruzomberok | Liptov | Verhougstraete | MI | 0674 |
| SOBANSKY | Zdiar | Spis | Rust | NJ | SP-039A |
| SOFRANKO | Lukov | Saris | Fertal | CA | 0346 |
| SOFRANKO | Sacurov | Zemplin | Sofranko | IA | 0479 |
| SOFRANKO | Spissky Hrusov | Spis | Sofranko | PA | 0645 |
| SOFRANKO | Spissky Hrusov | Spis | Sofranko | PA | 0762 |
| SOFRANKO | Spis | Butler | PA | 1297A | |
| SOGANIC | Davidov | Zemplin | Soganich | ONT | 1277 |
| SOHOVIC | Lubovec | Saris | Allen | NY | 0307 |
| SOJA | Spisske Hanusovce | Spis | Graybill | CO | 1493 |
| SOKAC | Dukovce | Saris | Maynerich | IL | 1311 |
| SOKOLAK | Maly Sulin | Spis | Sokolak | PA | SP-071 |
| SOLAR | Nizny Slavkov | Saris | Fabian | CT | 0025A |
| SOLC | Myslava | Abov | MI | 1711 | |
| SOLIVAJ | Jasenie | Zvolen | Solivay | IL | 1151 |
| SOLOTRUK | Starina | Saris | Solotruk | CT | 1129 |
| SOLOTRUK | Starina | Saris | Mizak | OH | SA-024A |
| SOLTES | Dedinky | Spis | Reevy | NC | 0335A |
| SOLTES | Richvald | Saris | Parupsky | MN | 1616A |
| SOLTIS | Dlha Luka | Saris | Soltis | OH | 0500 |
| SOLTIS | Dobsina | Gemer | Tornabene | OH | GC-006 |
| SOLTIS | Lenartov | Saris | Kalata | PA | SA-102A |
| SOLTIS | Nizne Lapse | Spis | Soltis | NY | 1283 |
| SOLTIS | Sabinov | Saris | Kocab | OH | 0984A |
| SOMOD | Casta | Bratislava | Wildgrube | NJ | BP-081B |
| SOMSKY | Kyjov | Saris | Somsky | IA | 0669 |
| SOPCAK | Jablonka | Orava | Sopcak | IL | 0777 |
| SOPKANIC | Velka Polana | Zemplin | Bratnick | OH | 1495 |
| SOPKO | Kokava | Gemer | Nosal | PA | 0205C |
| SOPKOVIC | Rudnany | Spis | Pohmurski | OH | 1196A |
| SORAT | Trnava | Bratislava | Ondris | NJ | BP-026A |
| SOROCINA | Michalovce | Zemplin | Harbor | CA | 1489 |
| SOROHAC | Vinne | Uz | Chapaitis | PA | 0119A |
| SOSKA | Relov | Spis | Soska | PA | 0086 |
| SOSKA | Zilina | Trencin | Soska | PA | 0696 |
| SOTAK | Vojnatina | Uz | Kniska | WV | UZ-012 |
| SOTAK | Zemplin | Gazdo | TX | 0699A | |
| SOUCKUP | Vrbovce | Nitra | Souckup | NH | 0036 |
| SOVAR | Trencin | Higgins | MO | 0420 | |
| SOVJAK | Medzilaborce | Zemplin | PA | ZE-044 | |
| SPACEK | Dobra Voda | Nitra | Kopec | NJ | 1109 |
| SPEGAR | Markusovce | Spis | Yadesky | PA | 0357A |
| SPERNAK | Remetske Hamre | Uz | Brady | PA | 0845 |
| SPIRKO | Kurov | Saris | Ulaszewski | OH | 1552A |
| SPIRKO | Osikov | Saris | Spirko | FL | 0918 |
| SPIRKO | Bratislava | Shanta | CA | 1154 | |
| SPISAK | Bardejov | Saris | Spisak | PA | 0369 |
| SPISAK | Bardejovska Nova Ves | Saris | Spisak | PA | SA-016 |
| SPISAK | Kapusany | Saris | Mencel | VT | 0026B |
| SPISAK | Plechotice | Zemplin | Spisak, Sr | .OH | 1229 |
| SPISAK | Spisska Nova Ves | Spis | Spisak | PA | SP-031 |
| SPISAK | Spisske Vlachy | Spis | Kitsko | PA | 0739B |
| SPISAK | Stratena | Spis | PA | 1700A | |
| SPITZELBERGER | Lab | Bratislava | Sremac | PA | BP-007 |
| SRHA | Velka Lesna | Spis | Pavuk | GA | 0558 |
| SROMKO | Granc-Petrovce | Spis | PA | 1669 | |
| STACH | Laksarska Nova Ves | Bratislava | Ruzicka | IL | 0324A |
| STAHOVEC | Hrabkov | Saris | Medvin, Jr | .OH | 0955 |
| STANCAK | Spisske Podhradie | Spis | Stanley | AL | SP-075 |
| STANEK | Sastin-Straze | Nitra | Karovic | NY | 0807 |
| STANKAJ | Bretejovce | Saris | Stankay | FL | SA-007A |
| STANKO | Podkonice | Zvolen | Stanko | IL | 0249 |
| STANKOVICH | Bardejov | Saris | Kuharik | PA | SA-006A |
| STANKOVICS | Bardejov | Saris | Kuharik | PA | SA-113A |
| STANO | Horna Poruba | Trencin | Stano | AZ | TR-012 |
| STANO | Katun | Spis | Kurila | OH | 1580 |
| STANO | Katun | Spis | Botkin | MI | 1638 |
| STANYA | Spissky Hrhov | Spis | Deley | OH | SP-035 |
| STARY | Chropov | Nitra | Gilroy | NJ | NI-011 |
| STAS | Cierne | Trencin | Hume | PA | 0928A |
| STAS | Cierne | Trencin | Preston | PA | 1223B |
| STASKO | Sacurov | Zemplin | Matisko | OH | 0499A |
| STASKO | Zemplin | Lund | WA | 0958B | |
| STAVROSKY | Andrejova | Saris | Furchak | NJ | 0676 |
| STEC | Slovinky | Spis | Likuski | CA | 1435 |
| STEFANAK | Velka Lesna | Spis | Resan | MA | 0484 |
| STEFANCSIK | Obrucne | Saris | Markin | CA | SA-079 |
| STEFANEC | Kamenicany | Trencin | Lattak | IN | 0010 |
| STEFANEC | Kamenicany | Trencin | Mihalek, Sr | .WI | 1084 |
| STEFANIK | Hagy | Spis | Hudak | OR | SP-032 |
| STEFANOV | Hazlin | Saris | Stefanov | OH | 0137 |
| STEFANOV | Hazlin | Saris | Stefanov | OH | SA-085 |
| STEFANOV | Hazlin | Saris | Harvey | OH | SA-106 |
| STEFANOVSKY | Spacince | Bratislava | Stefanovsky | MI | BP-035A |
| STEFKA | Rohovske Rybky | Nitra | Stefka | PA | 0773 |
| STEFLORIC | Lab | Bratislava | Marcinek | PA | BP-062B |
| STEFUNKO | Bratislava | Bratislava | Roberts | FL | BP-040 |
| STEFUNKO | Vlchovce | Bratislava | Roberts | FL | BP-017 |
| STEINHAUSER | Plavecky Mikulas | Bratislava | Cacka | NJ | 0393A |
| STELBOSKY | Pecovska Nova Ves | Saris | Murray | NJ | 0359 |
| STELINIZKY / STELBACKY | Pecovska Nova Ves | Saris | Murray | NJ | SA-087A |
| STELMA | Stara Lubovna | Spis | Pecharka | PA | 0922A |
| STENIK | Povazska Bystrica | Trencin | Mihalek, Sr | .WI | 1085 |
| STIAVNICKY | Strocin | Saris | Dorsett | CA | 1428 |
| STICH | Chonkovce | Uz | May | MI | UZ-006B |
| STICH | Podhorod | Uz | May | MI | UZ-006A |
| STOCO | Sintava | Nitra | Farrell | CA | 1369B |
| STODOLA | Hertnik | Saris | Stodola-Taylor | IN | SA-137 |
| STOFAN | Zupcany | Saris | Mencel | VT | 0026C |
| STOFEJ | Brekov | Zemplin | Stoffey | CA | 1468 |
| STOFIK | Snina | Zemplin | Janko | OH | 0073 |
| STOFKA | Ondavske Matiasovce | Zemplin | Repko | PA | 0574A |
| STOFKO | Lenartov | Saris | Dedula | OH | 0931A |
| STOFKO | Mala Vieska | Saris | Guido | PA | SA-042B |
| STOHLA | Trebisov | Zemplin | Luca | OH | 0438 |
| STOJKOVIC | Vistuk | Bratislava | Yambor | IL | 0038 |
| STOKLOSA | Stara Lubovna | Spis | Frey | NJ | 0853 |
| STOLARIK | Brezovica | Saris | Misenko | OH | SA-174A |
| STOLARIK | Turzovka | Trencin | Stolarik | ONT | 0964 |
| STOLICNY | Nizna Sunava | Spis | Stolicny | CT | 0561 |
| STOPKA | Kovarce | Nitra | Stopka | PA | 0926 |
| STORA | Gajary | Bratislava | Malan | IL | 1410A |
| STRAHARSKY | Dobra Niva | Zvolen | Mihalek, Sr | .WI | 1057 |
| STRAKA | Hrachoviste | Nitra | Kirchner | WI | NI-056A |
| STRAKA | Milpos | Saris | Alzo | PA | SA-186 |
| STRAKER | Kezmarok | Spis | Straker | IN | 1366 |
| STRANK | Jarabina | Spis | PA | 1684 | |
| STRAPAK | Trnava | Bratislava | Adams | PA | BP-058 |
| STRBA | Harichovce | Spis | Slanina | PA | SP-054A |
| STRBAN | Trstena | Orava | Hausdorf | ALB | 0343 |
| STRELEC | Rencisov | Saris | Buby | PA | 1117 |
| STRETAVSKY | Michalovce | Zemplin | Falda | IN | 0681A |
| STRIPEA | Dlhe Pole | Trencin | IN | 1675 | |
| STRMEN | Palarikovo | Nitra | Strmen | OH | NI-073 |
| STROPKAI | Kazimir | Zemplin | Stropkay | PA | 0866 |
| STROPKI | Zemplinska Teplica | Zemplin | Stropki | OH | 1213 |
| STRUK | Olsov | Saris | Struke | IL | 0628 |
| STRUNAK | Stare | Zemplin | Strunak | NJ | 0508 |
| STRUNGA | Lucenec | Novohrad | Cameron | ONT | 0386 |
| STUDENE | Bratislava | Bratislava | Bolnick | WI | 1143 |
| STULAK | Nizny Hrabovec | Zemplin | Stelock | VA | 0100 |
| STUPAR | Kosice | Abov | Stupar | OH | 0942 |
| STURIK | Kosecke Rovne | Trencin | Sturik | OH | 1437 |
| STYTIAK | Lomna | Orava | Stitak | OH | 1120 |
| SUBA | Spis | Frank | CA | 1215 | |
| SUCHAN | Polomka | Gemer | Ivanec | OH | 0979A |
| SUCHAN | Polomka | Gemer | Mihalek, Sr | .WI | 1058 |
| SUCHANEK | Smolinske | Nitra | Herb | WA | NI-044 |
| SUCHON | Bratislava | Bratislava | Dandar | OH | BP-089A |
| SUCHON | Trakovice | Nitra | Dandar | OH | NI-020A |
| SUCHY | Kruzlov | Saris | Mizak | OH | 1476D |
| SUDORA | Velke Kostolany | Nitra | Horvath | NY | NI-021B |
| SUDORA | Vrbove | Nitra | Sudora | NJ | NI-057 |
| SUDZINA | Cecehov | Uz | NY | 1666 | |
| SUGA | Velky Lipnik | Spis | Mihalek, Sr | .WI | 1064 |
| SUGA | Velky Lipnik | Spis | Luecke | NY | SP-053 |
| SUHAJDA | Podbrezova | Zvolen | Suhayda | PA | 0809 |
| SUKALA | Pruske | Trencin | Mihalek, Sr | .WI | 1038 |
| SUKENIK | Jurske | Spis | Dixon | PA | 0102 |
| SUKUPA | Sobotiste | Nitra | Sukupa | NY | NI-004B |
| SULA | Beluj | Hont | Garman | OH | 0354A |
| SULEK | Sulekovo | Nitra | Liptak | MI | 0274 |
| SULIK | Detva | Zvolen | Nosal | PA | 0205A |
| SULIK | Spisske Bystre | Spis | Talafous | NJ | 0320A |
| SUMICHRAST | Skala | Trencin | Van Offelen | IL | 0184A |
| SUPINA | Valaska Bela | Nitra | Supina | TX | 0569 |
| SURGOVSKY | Bardejov | Saris | Surkosky | PA | 1266 |
| SURIN | Myjava | Nitra | Keithly | MI | NI-050A |
| SURAB | Svedernik | Trencin | CA | 1715 | |
| SURMIK | Bratislava | Bratislava | Surmik | PA | BP-027 |
| SUSA | Kluknava | Spis | Hamborsky | TX | 0523 |
| SUSA | Richnava | Spis | Kopanic, Jr | .PA | 0767B |
| SUSHKO | Sucha | Saris | Dura | NY | 1595A |
| SUSIENKA | Nova Bystrica | Trencin | Mihalek, Sr | .WI | 1039 |
| SUTAK | Krize | Saris | Veschak | MI | SA-207A |
| SUTAK | Ruska Vola nad Popradom | Saris | Feddock | TX | SA-041A |
| SUTARIK | Turzovka | Trencin | Mihalek, Sr | .WI | 1040 |
| SUTOR | Polanovce | Spis | Karas | PA | 0689 |
| SUVAK | Kosice ? | Abov | Suwak | PA | 1523 |
| SUVAR | Milochov | Trencin | Suvar | OH | 0879 |
| SVACAK | Zdiar | Spis | Rust | NJ | SP-039 |
| SVANDA | Bratislava | Bratislava | Svanda | PA | BP-057 |
| SVASTA | Posa | Zemplin | Svasta, Jr | .OH | 0327 |
| SVEC | Brezovica | Saris | Gonda OSB | OH | 0969 |
| SVEC | Klucov | Saris | Matty | PA | 1510 |
| SVEC | Krakovany | Nitra | Chuba | OH | 0948A |
| SVEC | Krempach | Spis | Forster | FL | 0863A |
| SVEC | Velky Folkmar | Spis | Petrik | OH | SP-062B |
| SVECZ | Dubrinic | Uz | Kolojeski | FL | 1649A |
| SVEDA | Lukov | Saris | Sweda | OH | SA-119 |
| SVENTEK | Pekelnik | Orava | VanTassel | PA | 1586 |
| SVENTKO | Duplin | Saris | Sventko | MI | 0692 |
| SVIENTEK | Pekelnik | Orava | Sventech | OH | 1467 |
| SVITOK | Novaky | Nitra | Svitok | AZ | 0293 |
| SVYANTEK | Bardejov | Saris | Seman | OH | SA-018A |
| SVYANTEK | Bardejov | Saris | Svyantek | OH | SA-030 |
| SYKA | Olsinkov | Zemplin | IN | ZE-045 | |
| SZABO | Bela nad Cirochou | Zemplin | Sabol | OH | 1513 |
| SZABOL | Vysne Repase | Spis | Sabol | PA | SP-043 |
| SZALONA | Hodkovce | Abov | Pollack | OH | 0874A |
| SZEGYORY | Orkucany | Saris | Sedory | PA | SA-138 |
| SZENKA | Komarovce | Uz | Senka | PA | 1150 |
| SZEPESI | Bardejov | Saris | Silvis | OH | 1145 |
| SZLANZSIK | Ocova | Zvolen | Mihalek, Sr | .WI | 1091 |
| SZOBEK | Hertnik | Saris | Kurian | PA | 1425 |
| SZOKAS | Zelmanovce | Saris | Zagrapan | PA | 1563 |
| SZOLONY | Jarabina | Spis | Swaim | PA | 1376 |
| SZOROCSAK | Ulic | Zemplin | Pompei | CA | 1555 |
| SZOROCSINA | Michalovce | Zemplin | CA | ZE-046 | |
| SZTOLYAR | Sady nad Torysou | Abov | Stolar | CA | 0223 |
| SZTRAKA | Siroke | Saris | Straka | PA | SA-089 |
| SZUC | Male Trakany | Zemplin | Major | OH | 1464 |
| SZUCS | Kristy | Uz | Resan | VA | 1519A |
| SZUSEK | Bojnice | Nitra | Susek | MO | 0538 |