The Countship of Schackenborg was a Danish and for a period German majorat in the southern part of Jutland, which existed from 1676 to 1924.
The Countship of Schackenborg was established on 23 June 1676 by King Christian V of Denmark for Otto Didrik Schack, a member of the noble family of Schack.
[1][2] It consisted of the manors of Schackenborg, Sødamgård, Solvig, and Store Tønde.
The holder of the county carried the title of enfeoffed count (Danish: lensgreve).
[3] The countship was inherited by members of the Schack family during its entire existence.