Sitno may refer to the following places in Poland and Slovakia:

• Sitno, Lower Silesian Voivodeship (south-west Poland)
• Sitno, Bydgoszcz County in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sitno, Golub-Dobrzyń County in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sitno, Sępólno County in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sitno, Wąbrzeźno County in Kuyavian-Pomeranian Voivodeship (north-central Poland)
• Sitno, Biała Podlaska County in Lublin Voivodeship (east Poland)
• Sitno, Radzyń Podlaski County in Lublin Voivodeship (east Poland)
• Sitno, Zamość County in Lublin Voivodeship (east Poland)
• Sitno, Masovian Voivodeship (east-central Poland)
• Sitno, Pomeranian Voivodeship (north Poland)
• Sitno, Warmian-Masurian Voivodeship (north Poland)
• Sitno, Gryfino County in West Pomeranian Voivodeship (north-west Poland)
• Sitno, Gmina Myślibórz in West Pomeranian Voivodeship (north-west Poland)
• Sitno, Gmina Barlinek in West Pomeranian Voivodeship (north-west Poland)
• Sitno, Szczecinek County in West Pomeranian Voivodeship (north-west Poland)
• {{Interlanguage link multi|Sitno Castle|sk|3=Sitniansky hrad}}, near Banská Štiavnica, Slovakia
• {{Interlanguage link multi|Sitno (peak)|sk|3=Sitno (vrch)}}, a hill near Banská Štiavnica, Slovakia

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