Kružberk (German: Kreuzberg) is a municipality and village in Opava District in the Moravian-Silesian Region of the Czech Republic.

A small part of the nearby Kružberk Reservoir, which was named after the municipality, is located in its territory.

[2] After World War II, the German inhabitants of Kružberk were expelled and the municipality was resettled by Czechs.

The Church of Saints Peter probably dates from the first half of the 14th century.

[5] The Church of Saint Florian was built in the Empire style in 1810–1811.