A ministerial family of free origin with a stone castle on the edge of the Wienerwald south of Vienna (built about 1130) and its own allodial lordship of Petronell and Rohrau near the Hungarian frontier, which become the family's main seats.
A choir tower was added to the castle chapel by about 1220.
Who he is
- Name
- not pinned (the family's head between Hugo I, died 1156, and the mid-13th century is not named in what we read)
- Title
- Ministeriales of the duke of Austria, of free origin
- Family
- Founded by Hugo I (died 1156), a free follower of Margrave Diepold III of Vohburg and Cham, who gave him the market of Petronell; King Conrad III made Petronell his own (allod) in May 1142. Hugo became a Babenberg ministerialis under Leopold IV and received the Babenberg fiefs of Leesdorf and Weikersdorf near Baden and the land at Maria Enzersdorf, where he built Liechtenstein about 1130. Henry I of Liechtenstein receives Nikolsburg (Mikulov) from Ottokar II only in 1249.
- Confidence
- low
de.wikipedia Burg Liechtenstein.
Overlord
Duke Leopold VI of Austria
What it holds
- Liechtenstein castle above Maria Enzersdorf
- Petronell and Rohrau (allod since 1142)
- Leesdorf and Weikersdorf near Baden (Babenberg fiefs)
How it was acquired
Royal and Diepolding grants to Hugo I (Petronell, 1142); Babenberg fiefs.
How things stand that morning
Held by the family; head not pinned.
Wealth
The Petronell market and lands near the Danube crossing; wine of the slopes south of Vienna.
Military
Liechtenstein castle; Petronell and Rohrau near the Hungarian frontier.
Threats
- Hungarian raids on the Petronell and Rohrau lands if war resumes
Places of note
- Liechtenstein castle: Stone castle of about 1130
- Petronell: Allodial market since 1142
Where the sources disagree
Evidence: Founding and holdings are 12th century; nothing dated near 1200 seen.
On the map: Only the two main holdings are drawn.
Primary sources for Austria
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 Jarloch (Gerlach), abbot of Milevsko, Jarloch of Milevsko (about 1200 to 1220). The last Bohemian narrative before 1200, continuing Vincentius of Prague. Read online
- Annals of Schäftlarn and the Bavarian annals (12th and 13th centuries). Brief Bavarian annals. Read online
- The Austrian and Salzburg annals (kept in the 12th and 13th centuries, with continuations to the late 13th century). A family of monastic annals from Austria, Styria and Salzburg, printed together. Read online
- Regesta Imperii V: calendar of the acts of Philip, Otto IV and Frederick II, 1198 to 1272 (calendar of documents of 1198 to 1272, published 1881 to 1901). A dated calendar of every known act of King Philip and King Otto IV, with the acts of popes and princes that bear on the Empire. Read online
- The Registers of Pope Innocent III for 1199 to 1201, Innocent III and the papal chancery (22 February 1199 to 21 February 1201). The pope's outgoing letters for the year, in his chancery's own copy, touching nearly every realm in the atlas. Read online
- Bavarian monuments: the charters of the Bavarian monasteries and bishoprics (charters from the 8th century onward, published 1763 to 1916). The great charter series of Bavaria, arranged by monastery and bishopric. Read online
- The political songs of Walther von der Vogelweide, 1198 to 1201, Walther von der Vogelweide (about 1198 to 1201). Three stanzas of the Reichston, composed between 1198 and 1201 after Walther left Vienna, lament the disorder of the double election and call on Philip to take the crown. Read online
- Constitutions and public acts of the emperors and kings, volume 2, 1198 to 1272 (documents of 1198 to 1272, edited 1896). The public documents of the throne war in full text: the election notices of 1198, the princes' declaration of Speyer of 28 May 1199 to Innocent III, the pope's replies, Philip's and Otto's letters and promises, and the imperial acts of 1200 and 1201 including Otto's promises at Neuss in June 1201. Read online
Sources and studies
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.