The Tree of Europe · Person

Albert I of Habsburg

He consolidated the Habsburg position in Austria and won the German kingship after defeating Adolf of Nassau. His nephew John assassinated him.

1255 – 1308KingHabsburg · ES
Portrait of Albert I of Habsburg
Later portraitAlbert IAnton Boys · sixteenth centurySchloss Ambras / Kunsthistorisches Museum, ViennaPublic domain · PDM 1.0 · Source

This complete profile is available in English. Bibliographic titles retain their original language. Links marked ES open the Spanish edition.

Historical profile

Key details

Birth: 1255 Documented

Death: 1 May 1308 Documented

Role: King

Dynasty: Habsburg · ES

Territories: Germany (ES) · Austria (ES) · Duchy of Styria (ES)

Recorded governments and reigns
Duke · Austria · Duchy Pending review1282–1308Effective rule
King of the Romans · Germany · Reign Pending review1298–1308Effective rule
Duke · Duchy of Styria · Duchy Documented1282–1308Effective rule
Family network

Recorded relationships

Partners
Crowns and unions

Their titles over time

Follow the changing territories and offices of Albert I of Habsburg. Each title retains its own status.

Governments in 1298

  • Austria2 titles and offices
    View titles and jurisdictions

    A common colour groups the Austrian lands and directly administered provinces governed simultaneously by this person. Their titles and territorial identities remain distinct; Bohemia and Hungary require their own documented groupings. Source for this grouping

  • Holy Roman Empire (Germany)King of the Romans
    View titles and jurisdictions

Annual dates: overlap within one year does not prove that two offices were held on the same day. Regencies and co-rulerships retain their labels.

Documentation

Sources for this profile

Biographical and contextual references in their original language. Sources and methodology.

Evidence for this profile

8 recorded claims · 2 without a claim-specific source. Context references do not by themselves verify every fact.

Dates (2/2 with a precise source)
Family and relationships (3/3 with a precise source)
Governments (1/3 with a precise source)
Biographical and contextual references (2)
Editorial history
  • 2026-10-12 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-08 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-03 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-09-30 · The duchy is limited to Dijon and Autun; each other fief now enters the map only under its dated ruler. John III of Namur and the Nevers/Rethel branch were added. The previous shape combined later counties and unrelated lands as if all belonged to the duchy from 1363.
  • 2026-09-28 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.

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