Wilhelm Christian Benecke von Gröditzberg (12 December 1779 - 4 June 1860), né Wilhelm Christian Benecke, was a German banker, merchant, estate owner and art collector. He was ennobled in 1829 as Benecke von Gröditzberg, after he had bought the fief Gröditzberg including a baroque palace and medieval Castle Gröditzberg (now: Grodziec) in Silesia.
Wilhelm Christian Benecke was born in Frankfurt an der Oder, Germany. In partnership with Norwegian industrialist, Benjamin Wegner, he bought Blaafarveværket at Åmot in Modum in Buskerud, Norway during 1822. The mining and industrial company Blaafarveværket had been founded in 1773 to extract cobalt from the mines at Modum, Norway .