Officers: prévôtés, bailiwicks, seneschals · Bishopric of Passau · as at first light, 1 January 1200

Mattsee (Passau)

A Passau island in the Salzburg Flachgau: the canons' house of Mattsee on its lake, given to the church of Passau in 993, with its castle (about 1100) and estates.

It will stay Passau's until Salzburg buys it at the end of the 14th century.

Who he is

Name
Bishop Wolfger of Erla, through his officers
Title
Bishop of Passau (lord); his officers hold the place
Since
As bishop since 1191
Born
About 1140
Family
See the Passau realm record
Confidence
medium

de.wikipedia (Stift Mattsee; Mattsee): the house was founded about 770 by Duke Tassilo III, came to the church of Passau in 993 with Altötting, and has been a college of canons since about 1045; the castle goes back to about 1100. The Passau lordship lasted until it was sold to Salzburg in 1390-1398 (general reference, not checked in a fetched source).

Overlord

The bishop of Passau.

What it holds

  • Mattsee castle (about 1100)
  • The college of canons and its estates
  • The lake fisheries

How it was acquired

993.

Allies and rivals

The archbishop of Salzburg all round; the Haunsberg lords and the Peilstein advocates of Michaelbeuern next door.

How things stand that morning

Held by the bishop of Passau.

Wealth

Estates and fisheries.

Military

One castle.

Threats

  • Salzburg's wish to round off its land

Where the sources disagree

Evidence: The 993 gift and the castle are dated; the extent of the lordship is reconstructed.

On the map: Approximate; drawn as three modern municipalities round the lakes.

Primary sources for Passau (Wolfger)

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.

Sources and studies

  1. Stift Mattsee (de.wikipedia)
  2. Mattsee (de.wikipedia)

Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.