Second line (Langeland): The House of Ahlefeldt is an ancient German and Danish noble family.

[1] According to legend, the family descended from "Hunold" Hunoldus comes de Schwabeck, whose great-grandson Konrad (Conradus baron de Alhefeld) 1152 participated in the murder of Herman II, Count of Winzenburg, and then, in 1153, he went to serve King Sven III.

In Duchy of Schleswig the family inherited estates Søgård, Nør, Königsförde-Lindau, Sakstorp and Gelting.

[3] His kinsman, High royal councillor Burchard von Ahlefeldt received in 1672 letters patent as Danish count and the position of Lensgrave.

The Ahlefeldt family accumulated large holdings of land on the territories of today's Germany and Denmark: