TelleriaBasque This indicates familial origin within either of 2 eponymous neighborhoods: the one in Leioa, Comarca of Bilbo or the one in Urdazubi, Comarca of Baztan.
TruebaSpanish This indicates familial origin within the vicinity of the eponymous Castilian river.
TrzonowskiPolish This indicates familial origin within the Lesser Polish village of Trzonów.
TurrilloAragonese This indicates familial origin within the eponymous municipality in the Comarca of Calatayú.
TwardowskiPolish This indicates familial origin within any of 3 Greater Polish villages: 2 named Twardowo or 1 named Twardów.
TxiribogaBasque It literally means a store or bar that sells everything.
UcedaSpanish This indicates familial origin within the eponymous Manchego municipality.
UclésSpanish This indicates familial origin within the eponymous Manchego municipality.
UgaldeBasque This indicates familial origin within either of 2 eponymous neighborhoods: the one in the municipality of Larrabetzu or the one in the municipality of Okondo.
UrrutigoitiBasque This indicates familial origin within the eponymous neighborhood of the commune of Montori, located in the French canton of Euskal Mendialdea.
VillamilAsturian This indicates familial origin within the eponymous neighborhood of the parish of Serantes in the municipality of Tapia.
VillasanteSpanish This indicates familial origin within the eponymous neighborhood of the Castilian municipality of Merindad de Montija.
VillegasSpanish Habitational name from the municipality of Villegas in Burgos province, Spain.
ViniegraSpanish This indicates familial origin within either of 2 Riojan municipalities in the Comarca of Anguiano: Viniegra de Arriba or Viniegra de Abajo.
VišneviškasLithuanian This indicates familial origin within the Belarusian agrotown of Víšneva, which was originally Lithuanian & under the name of ''Višnevas''.
VivancoSpanish This indicates familial origin within the Castilian locality of Vivanco de Mena.
VolkonskyRussian This indicates familial origin within the vicinity of the Volkona river south of Moscow. This was the name of a Russian family of nobility.
WawrzyszewskiPolish This indicates familial origin within the Masovian village of Wawrzyszew.
WędrogowskiPolish This indicates familial origin within the Masovian village of Wędrogów.
WilewskiPolish This indicates familial origin within the Masovian village of Wilewo.
WłoszczowskiPolish This indicates familial origin within either of 2 Lesser Polish localities: the town of Włoszczowa or the village of Włoszczowice.
WujekPolish It literally means "uncle" in Polish but it could possibly refer to the Polesian village of the same name.
WysokińskiPolish This indicates familial origin within the Lesser Polish village of Wysokin.
WyszyńskiPolish It indicates familial origin within any of several Podlachian villages named ''Wyszonki''.
YampilskiyUkrainian (Rare) This was used by people originating from any of various Ukrainian settlements by the name of "Yampil".
ZabaletaBasque This indicates familial origin within either of 2 eponymous localities: the vicinity of the tower house in the Navarrese municipality of Lesaka or the neighborhood of the municipality of Nabarniz.
ZagórowskiPolish This indicates familial origin within either the Lesser Polish village of Zagórowa or the Greater Polish town of Zagórów.
ZalbideaBasque This indicates familial origin within either of 2 eponymous localities: the commune in the French canton of Bidaxunerria, Amikuze eta Oztibarre or the neighborhood of the municipality of Urduliz in the Spanish comarca of Uribe Kosta.
ZaldibarBasque This indicates familial origin within the eponymous municipality in the comarca of Durangaldea. It’s Castilianized form is Zaldívar.