The aurie o the destrict wis awned bi several different states historically. afore 1800 it wis split atween mony minor rulers, then it became the border aurie atween the Baden an Württemberg, an embeddit in atween wis the duchy Sigmaringen.
The duchy Sigmaringen became pairt o Kinrick o Proushie in 1849, at that time it haed the Oberamt Sigmaringen an the Oberamt Gammertingen. Baith wur mergit intae the Landkreis Sigmaringen in 1925. In 1973 the destrict wis enlairgit bi addin municipalities frae the neebourin destricts Saulgau, Stockach, Überlingen an Reutlingen. A roughly equal portion o the destricts aurie came frae aw the three historic states.
The deer in the coat o airms is the seembol o the duchy o Sigmaringen as well as that o the ceety o Sigmaringen. This seembol probably is frae the Coonts o Peutengau-Hirschberg who wur the Lairds o Sigmaringen till 1253. Hirsch is the German wird for deer. The red color wi the white bar belaw the deer derives frae the Austrian coat o airms, as pairt o the destrict belangit tae Austrick historically.