Grafenegg is a market town (Municipality) in the Krems-Land district of Lower Austria, Austria.HistoryOriginally called Etsdorf-Haitzendorf, it changed its name in 2003.SightsGrafenegg is renowned for Grafenegg Castle, owned by the Duke of Ratibor, Prince of Corvey of the House of Hohenlohe. The castle grounds are the site of the Grafenegg Music Festival and sculpture garden.