The Tree of Europe · Person

Henry III of England

His long reign culminated in a confrontation with the barons led by Simon de Montfort. The crisis extended the role of representative assemblies in English politics.

1207 – 1272KingPlantagenet

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: 1 October 1207 Documented

Death: 16 November 1272 Documented

Role: King

Dynasty: Plantagenet

Territories: England (ES) · Aquitaine (ES)

Recorded governments and reigns
King · England · Reign Pending review1216–1272Effective rule
Duke · Aquitaine · Duchy Documented1216–1254Effective ruleA separate Aquitanian government; boundaries, confiscations and conquests follow the dated regional versions. A title retained after a territorial loss does not create a filled area.
Family network

Recorded relationships

Parents
Partners
Crowns and unions

Their titles over time

Follow the changing territories and offices of Henry III of England. Each title retains its own status.

Governments in 1216

  • EnglandKing
    View titles and jurisdictions
  • AquitaineDuke
    View titles and jurisdictions
    • Aquitaine · ESDuke · Effective rule1216–1254 · A separate Aquitanian government; boundaries, confiscations and conquests follow the dated regional versions. A title retained after a territorial loss does not create a filled area.

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

7 recorded claims · 3 without a claim-specific source. Context references do not by themselves verify every fact.

Dates (2/2 with a precise source)
Family and relationships (1/3 with a precise source)
Governments (1/2 with a precise source)
Biographical and contextual references (3)
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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