Sępopol [sɛmˈpɔpɔl] (German: Schippenbeil) is a town in Bartoszyce County, Warmian-Masurian Voivodeship, Poland, with 2,013 inhabitants in 2016.

[1] In 1440 the town joined the anti-Teutonic Prussian Confederation,[2][3] at which request in 1454 King Casimir IV Jagiellon signed the act of incorporation of the region to Poland.

[3] After the Second Peace of Toruń of 1466 the town became part of Poland as a fief held by the State of the Teutonic Order.

[3] In 1710 about 50 percent of the population (800 inhabitants) died of the epidemic plague and the town was largely destroyed by a fire in 1749.

[3] Local Jews, whose community existed since the beginning of the 19th century, were imprisoned by the Germans in the Stutthof concentration camp[9] during World War II.