Surname Location Reference Project - T and U
| Surname | Slovakia Location | County | Submitter | State or Province | Reference Number |
|---|---|---|---|---|---|
| TABACKO | Kvacany | Saris | Coyne | NJ | SA-093 |
| TABAK | Drahovce | Nitra | Rusnak | OH | NI-016A |
| TABOLA | Orava | Poronsky | IL | 1332 | |
| TAJC | Smilno | Saris | Quarrick | PA | 1461A |
| TAKAC / TOMKO | Kalsa | Abov | Upcavage | PA | 0503 |
| TAKACS | Mokrance | Abov | Carome | WI | 1490A |
| TAKACS | Rudnik | Abov | Takitch | OH | 0617 |
| TAKACS | Velke Ida | Abov | Smelko | PA | 0618 |
| TALAFOUS | Hlivistia | Uz | Talafous | NJ | 0320 |
| TALAJI | Kinces | Zemplin | Pompei | CA | 1555A |
| TALAN | Jablonovce | Hont | Talan | OH | HO-002 |
| TALAROVIC | Sabinov | Saris | Kocab | OH | 0984 |
| TANCIBOK | Studienka | Bratislava | Yanik | PA | 0468 |
| TARASTAK | Dlha nad Oravou | Orava | Capulak | ONT | 0292A |
| TARBAY | Spisske Podhradie | Spis | Simko | OH | 0290 |
| TARBJ | Brutovce | Spis | Tarby | NJ | SP-058 |
| TARTAL | Salgovik | Saris | Gillilan | OH | 0693 |
| TATARKA | Spisska Teplica | Spis | Javorsky | OH | 1375A |
| TATARKO | Lucka | Spis | Tatarko | TX | 0929 |
| TEJ | Krize | Saris | Cox | NY | 1102 |
| TEKAC | Teplicka | Spis | Yasechko | OH | 0407 |
| TEKELY | Podolinec | Spis | Frey | NJ | 0854 |
| TEKULA | Stefanova | Bratislava | Woodley | NY | 0143A |
| TENJO | Senne | Uz | Korcheck | PA | 0562 |
| TEREK | Kosice | Abov | Span | OH | 0275 |
| THUR / BANDA | Kojsov | Spis | Guban | OH | 0302 |
| TIBENSKY | Hrnciarovce | Bratislava | Tibensky | NY | BP-051 |
| TICHY | Kysucke Nove Mesto | Trencin | Ponist | PA | 0842A |
| TICHY | Radola | Trencin | Ponist | FL | TR-010A |
| TIMCAK | Velky Saris | Saris | Tuleya | PA | 0967A |
| TIRPAK | Michalovce | Zemplin | Moyta | OH | 0356A |
| TIRPAK | Vinne | Uz | Tirpak | NC | 0387 |
| TIRPAK | Zemplinska Siroka | Uz | Tirpak | PA | 0668 |
| TIRPAK | Tirpack | NJ | 1181 | ||
| TISCHLER | Medzev | Abov | Gardiner | OH | 0991B |
| TKAC | Spis | Tomko | PA | 0092A | |
| TKACH | Bratislava | Bratislava | Misencik | NM | 0415 |
| TKACH | Stretava | Uz | Durall | KS | 1620A |
| TKACH | Zehra | Spis | Luther | PA | 0015A |
| TKACIK | Hrabovec | Saris | Marticek | CT | 0408A |
| TKACIK | Polomka | Gemer | Vanish | OH | 0940 |
| TKACIK | Sindliar | Saris | Forster | FL | 0864A |
| TKATSIK | Toporec | Spis | Benson | NJ | SP-040A |
| TKCHALJ | Volica | Zemplin | Solak | MO | 1287 |
| TOBIK | Hnusta | Gemer | Benco | OH | 0910A |
| TOKAR | Bacuch | Zvolen | Tokar | PA | 0373 |
| TOKAR | Polomka | Gemer | Smith | NH | 0586A |
| TOMAJKO | Hnilec | Gemer | Krempasky | PA | 1282A |
| TOMALIA | Jezersko | Spis | Lorincz | MI | 1304 |
| TOMANCIK | Zvolen | Zvolen | Tomancik | MI | 1570 |
| TOMAS | Dubrinic | Uz | Kolojeski | FL | 1649 |
| TOMAS | Lucina | Saris | Mihalik | OH | 1235A |
| TOMAS | Vranov nad Toplou | Zemplin | Thomas | MI | 0144 |
| TOMASCIN | Bzenov | Saris | Shimko | OR | 0456 |
| TOMASIAK | Pohronska Polhora | Zvolen | Tomasiak | PA | 0813 |
| TOMASKOVA | Nizny Slavkov | Saris | Stralitz | MA | SA-061 |
| TOMCANY | Moskovec | Turiec | Tomcany | OH | 1507 |
| TOMCHO | Presov | Saris | Urban | PA | 0470 |
| TOMCIK | Vojcice | Zemplin | Tomchik | NY | 0662 |
| TOMECKO | Bijacovce | Spis | Condon | SAS | 1165 |
| TOMECKO | Dravce | Spis | Bendsalla | PA | SP-050A |
| TOMECSKO | Pongracovce | Spis | Bernat | MD | SP-010B |
| TOMIK | Smilno | Saris | Tomik | NJ | 0449 |
| TOMKO | Gregorovce | Saris | Vymetalik | MD | 0222 |
| TOMKO | Kucin | Zemplin | Pollick | MN | 1478B |
| TOMKO | Sarisske Sokolovce | Saris | Elias | PA | SA-129 |
| TOMKO | Ubrez | Uz | Tomko | OH | 1125 |
| TOMKO | Spis | Tomko | PA | 0092 | |
| TOMSO | Cacov | Nitra | Sommer | OH | NI-076A |
| TOPORCER | Spissky Stvrtok | Spis | Toporcer | OH | 0712 |
| TORBEK | Velky Lipnik | Spis | Mihalek, Sr | WI | 1065 |
| TORISKIE | Livovska Huta | Saris | Rolik | OH | SA-092B |
| TOTH | Dlhe Pole | Trencin | Toth | CA | 0700 |
| TOTH | Modra | Bratislava | Moravec | WI | 1344 |
| TOTH | Panovce | Abov | Hornack | OH | 0997A |
| TOTH | Velky Grob | Bratislava | Kosis | PA | 0852A |
| TOTH | Vysoka nad Uhom | Uz | Vasiloff | OH | 1436 |
| TRABOLIK | Nemestovo | Orava | Ward | OH | 1574 |
| TRAJCIK | Traycik | PA | 1212 | ||
| TREBLIC | Zakamenne | Orava | Supina | TX | 0571A |
| TRELLA | Michalovce | Zemplin | Medvar | NJ | 0578 |
| TRENCIANSKY | Banska Stiavnica | Hont | Withstandley | PA | HO-003 |
| TREPAC | Valaska Bela | Nitra | Krupa | NJ | NI-079A |
| TROJAK | Bobrov | Orava | Nemergut | CT | 1168A |
| TROPP | Poprad | Spis | Koleno | IL | SP-041 |
| TRUBRIOHA | Brodske | Nitra | Culen | IL | NI-052A |
| TRUSA | Fintice | Saris | Trusa | PA | SA-120 |
| TUCHANCIK | Terchova | Trencin | Surman | OH | 0909A |
| TULEJA | Velky Saris | Saris | Tuleya | PA | 0967 |
| TULINSKY | Stankovany | Liptov | Zgunda | IN | 0892 |
| TUPTA | Jarovnice | Saris | Bombara | VA | SA-147 |
| TURANSKY | Bratislava | Bratislava | Turansky | HI | BP-039 |
| TURCHIK | Drienov | Saris | Besserman | IL | 1458A |
| TURJANITA | Cervenica | Saris | Krupsky | NJ | 0782 |
| TURLIK | Nova Lubovna | Spis | Ziajka | FL | 1255 |
| TUSAI | Sirnik | Zemplin | Hoffman | PA | 1483 |
| TUSAN | Rybnik | Tekov | Tusan | PA | 1173 |
| TUTKO | Koromla | Uz | Chervenick | AZ | UZ-013 |
| TUTMAHER | Bardejov | Saris | Kachur | OH | SA-001A |
| TUTOKY | Lucenec | Novohrad | Tutoky | IL | 0295 |
| TYBOR | Jurgov | Spis | Tybor SSCM | PA | 0623 |
| TYBOR | Jurgov | Spis | Tibor | AK | 1564 |
| UHERKO | Lysa pod Makytou | Trencin | Hosmanek | WI | 0142 |
| UHLAR | Diviacka Nova Ves | Nitra | Pucik | WA | NI-080A |
| UHLIARIK | Mala Cierna | Trencin | Bottegal-Farrell | PA | 0590A |
| UHRIN | Bystrany | Spis | Uhrin | PA | 0236 |
| UHRIN | Bystrany | Spis | Nivert | VA | 0422A |
| UHRIN | Bystrany | Spis | Sofranko | PA | 0762A |
| UHRIN | Vola | Zemplin | Uhren | PA | 0352 |
| ULAKY | Bohdanovce | Abov | Kurtz | PA | 0108 |
| ULIAS | Svidnik | Saris | Stankay | FL | SA-007 |
| ULICNY | Presov | Saris | Draina | NJ | 0691 |
| ULMANEK | Jablonka | Orava | Novak | PA | 0749 |
| UNGAR | Uzgorod | Uz | Unger | FL | 0576 |
| UNGVARSKY | Hrabkov | Saris | Zluky | NJ | SA-068 |
| URBAN | Hrisovce | Spis | Zehala | OH | 0365 |
| URBAN | Sarisske Luky | Saris | Urban | PA | 0469 |
| URDA | Kamenica | Saris | Karabinos | PA | SA-051A |
| URDA | Krivany | Saris | Borkowski | CT | SA-072 |
| URIAS | Pohorela | Gemer | Polak | ONT | 1111 |
| URSIN | Laskar | Turiec | Hooker | AL | TU-003B |
| USKERT | Brehy | Tekov | Kniola | OH | TB-002 |
| USTANIK | Pucov | Orava | Mores | IN | 1139A |
| UTIS | Lukovistia | Gemer | Otis | CA | 1384 |
| UTRATA | Horna Zubrica | Orava | Utrata | OH | 1316 |