The Kamieniec Ząbkowicki Palace (Polish: Pałac w Kamieńcu Ząbkowickim, German: Schloss Kamenz) is a 19th-century monumental palace in the form of a medieval castle, located in the town of Kamieniec Ząbkowicki, Lower Silesia, in southwestern Poland. It was designed by Karl Friedrich Schinkel in the Neo-Gothic architectural style for Princess Marianne of the Netherlands and completed in 1872 under the German Empire.