A free family of the Eichstätt country who, by the end of the 12th century, served the bishops of Eichstätt and held lands of their own.
In 1192 the knight Hadebrand II built the castle of Heideck (Altenheideck) and took its name.
Who he is
- Name
- Hadebrand (II) of Heideck, who built the castle in 1192 (whether he still holds in 1200 is not pinned)
- Title
- Free lords of Heideck, retainers of the bishops of Eichstätt
- Since
- 1192
- Born
- not pinned
- Family
- Earlier called 'of Arnsberg' (11th century) and 'of Erlingshofen' (1129), from the Anlauter valley.
- Confidence
- low
de.wikipedia Heideck (Adelsgeschlecht).
Overlord
The bishop of Eichstätt, whose retainers they are, with estates of their own.
What it holds
- Heideck castle (built 1192) and lands round it
- Family lands in the Anlauter valley
How it was acquired
Own lands and Eichstätt service.
Allies and rivals
The bishop of Eichstätt and his advocates; neighbours the Stein lords of Hilpoltstein and the king's land of Nuremberg.
How things stand that morning
Hold Heideck; side not pinned (their lord the bishop of Eichstätt is Staufen).
Wealth
Not recorded.
Military
Heideck castle.
Where the sources disagree
Evidence: One article; the 1192 castle is the only firm date.
On the map: Castle district only.
Primary sources for Empire
Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.
- Annals of Marbach (compiled to 1238, the section on 1198 to 1210 written in the early 13th century). Alsatian annals on the Staufen side of the Upper Rhine. Read online
- Annals of Reiner of Saint James, Liège, Reiner of Liège (1197 to 1230, kept year by year). Contemporary annals kept inside Liège. Read online
- Chronicle of Burchard of Ursberg, Burchard of Ursberg (about 1229 to 1230, reworked by Conrad of Lichtenau). Written a generation later by a fierce partisan of the Staufen and a critic of Innocent III. Read online
- Chronicle of Otto of St Blasien, Otto of St Blasien (about 1209 to 1210). A Swabian continuation of Otto of Freising written from the Staufen side. Read online
- Chronicle of Reinhardsbrunn; Chronicle of St Peter's, Erfurt (Erfurt chronicle in the 13th century; Reinhardsbrunn compilation about 1340 to 1349 from older annals). The two Thuringian chronicles. Read online
- Chronicle of the Slavs, by Arnold of Lübeck, Arnold of Lübeck (about 1209 to 1210). Arnold continues Helmold and writes from Lübeck, close to Danish, Welf and Baltic affairs. Read online
- Royal Chronicle of Cologne (in stages from about 1175 to about 1250; the section on 1198 to 1220 written soon after the events). The fullest German narrative of the throne war from the Welf and Cologne side. Read online
- Chronicle of Hainaut, Gislebert of Mons (about 1195 to 1196). Ends in 1195, so it has no 1200 entries, but it is the indispensable background for Flanders and Hainaut: the career of Count Baldwin V of Hainaut (VIII of Flanders), his union of the two counties, the settlement with Philip over Artois, the rights, castles, fiefs and vassals of Hainaut listed by a man who ran its chancery, and the youth of Baldwin IX, who held both counties in 1200. Read online
8 more in the sources library for The Rhineland, the Low Countries and the Swiss Lands.
Sources and studies
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.