Poland

• Sielec, Inowrocław County in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sielec, Żnin County
  Sielec, Znin County
  Sielec is a village in the administrative district of Gmina Żnin, within Żnin County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately west of Żnin and south-west of Bydgoszcz.-References:...
  
   in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sielec, Lublin Voivodeship
  Sielec, Lublin Voivodeship
  Sielec is a village in the administrative district of Gmina Leśniowice, within Chełm County, Lublin Voivodeship, in eastern Poland. It lies approximately north-east of Leśniowice, south of Chełm, and east of the regional capital Lublin....
  
   (east Poland)
• Sielec, Gmina Opoczno
  Sielec, Gmina Opoczno
  Sielec is a village in the administrative district of Gmina Opoczno, within Opoczno County, Łódź Voivodeship, in central Poland....
  
   in Łódź Voivodeship (central Poland)
• Sielec, Gmina Żarnów
  Sielec, Gmina Zarnów
  Sielec is a village in the administrative district of Gmina Żarnów, within Opoczno County, Łódź Voivodeship, in central Poland....
  
   in Łódź Voivodeship (central Poland)
• Sielec, Busko County
  Sielec, Busko County
  Sielec is a village in the administrative district of Gmina Wiślica, within Busko County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately north-west of Wiślica, south of Busko-Zdrój, and south of the regional capital Kielce....
  
   in Świętokrzyskie Voivodeship (south-central Poland)
• Sielec, Jędrzejów County
  Sielec, Jedrzejów County
  Sielec is a village in the administrative district of Gmina Wodzisław, within Jędrzejów County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately west of Wodzisław, south-west of Jędrzejów, and south-west of the regional capital Kielce.-References:...
  
   in Świętokrzyskie Voivodeship (south-central Poland)
• Sielec, Subcarpathian Voivodeship
  Sielec, Subcarpathian Voivodeship
  Sielec is a village in the administrative district of Gmina Iwierzyce, within Ropczyce-Sędziszów County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately north-west of Iwierzyce, south-east of Ropczyce, and west of the regional capital Rzeszów.-References:...
  
   (south-east Poland)
• Sielec, Staszów County
  Sielec, Staszów County
  Sielec is a village in the administrative district of Gmina Staszów, within Staszów County, Świętokrzyskie Voivodeship, in south-central Poland...
  
   in Świętokrzyskie Voivodeship (south-central Poland)
• Sielec, Grójec County
  Sielec, Grójec County
  Sielec is a village in the administrative district of Gmina Goszczyn, within Grójec County, Masovian Voivodeship, in east-central Poland. It lies approximately west of Goszczyn, south of Grójec, and south of Warsaw.-References:...
  
   in Masovian Voivodeship (east-central Poland)
• Sielec, Płońsk County in Masovian Voivodeship (east-central Poland)

Ukraine

• Sielec, Drohobych Raion
  Sielec, Drohobych Raion
  Sielec is a village about 13.5 kilometers southeast of Sambir within Drohobych district of Lviv province in western Ukraine. The village was founded probably in the 15th century CE....
  
   in Lviv Oblast (western Ukraine)
• Sielec, Sokal Raion in Lviv Oblast (western Ukraine)
• Sielec, Rivne Oblast (western Ukraine)
• Sielec, Volyn Oblast (western Ukraine)

Other use