A family of free lords on the Wörnitz and the Hahnenkamm hills, between the Staufen town of Dinkelsbühl and the see of Eichstätt.
They cleared forest and built castles on the Hahnenkamm (Spielberg among them), held advocacies of the Eichstätt church, and held Gunzenhausen on the Altmühl as a fief of Ellwangen. They are not yet counts.
Who he is
- Name
- The head of the house in the winter of 1199-1200 is not pinned (the brothers Frederick and Adalbert appear in 1142; a Frederick marries the Meranian heiress Margaret in the 1240s)
- Title
- Free lords (Edelfreie) of Truhendingen; the count's title is first attested only in 1264
- Since
- not pinned
- Born
- not pinned
- Family
- Named from Altentrüdingen (Wassertrüdingen). Siegfried of Truhendingen was bishop of Würzburg 1146-50.
- Confidence
- low
de.wikipedia Truhendingen (Adelsgeschlecht); Gunzenhausen.
Overlord
The king for allods and imperial fiefs; the see of Eichstätt and the abbey of Ellwangen for fiefs (Gunzenhausen).
What it holds
- Altentrüdingen and Wassertrüdingen on the Wörnitz
- Hohentrüdingen and the Hahnenkamm lands
- Spielberg castle above Gnotzheim
- Gunzenhausen as a fief of Ellwangen abbey (date of the grant not pinned)
- Advocacies over lands of the Eichstätt church
How it was acquired
Old free family attested from the 11th and 12th centuries.
Allies and rivals
Neighbours: the Staufen towns (Dinkelsbühl, Weissenburg), the Oettingen counts (swa) to the south, the see of Eichstätt.
How things stand that morning
Hold their lands; which king they back is not pinned (Staufen presumed).
Wealth
Wörnitz meadows, the Hahnenkamm forests, advocacy fees.
Military
Spielberg, Hohentrüdingen and the Trüdingen castles. No figures survive.
Threats
- The Oettingen and the Staufen ministeriales pressing on their lands
Places of note
- Spielberg castle: Castle above Gnotzheim on the Hahnenkamm
- Hohentrüdingen: Castle on the Hahnenkamm
Where the sources disagree
Evidence: Places and status are clear; the persons of 1200 are not.
On the map: Heidenheim was an abbey (under Eichstätt); it is included only as part of the Hahnenkamm block.
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.