Rosenfeldt Manor is a manor house and estate located just west of Vordingborg, Vordingborg Municipality, some 90 km south of Copenhagen, Denmark. One of 12 new manors created when Vordingborg Cacalry District was dissolved in 1774, its first owner was Reinhard Iselin. The current main building was constructed for Oscar O'Neill Oxholm in 1870 to a design by Henrik Steffens Sibbern. History. Iselin family. . https://en.wikipedia.org/wiki/Rosenfeldt