The Tree of Europe · Person

Margaret II of Hainaut

Countess of Hainaut, 1345–1356, and a consort of the House of Avesnes.

1310 – 1356ConsortAvesnes · ES

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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: 24 June 1310 Documented

Death: 1356 Documented

Role: Consort

Dynasty: Avesnes · ES

Territories: Germany (ES) · Hainaut (ES) · Holland (ES) · Zeeland (ES)

Recorded governments and reigns

Countess · Hainaut · County Pending review1345–1356Effective rule

Countess · Holland · County Pending review1345–1354Effective rule

Countess · Zeeland · County Pending review1345–1354Effective rule

Family network

Recorded relationships

Parents

William I of Hainaut · ESPending reviewJoan of Valois · ESPending review

Partners

Louis IV of BavariaDocumented

Children

Louis VI of Bavaria · ESOtto VII of Bavaria · ESWilliam I of Bavaria-StraubingAlbert I of Bavaria-Straubing

Crowns and unions

Their titles over time

Follow the changing territories and offices of Margaret II of Hainaut. Each title retains its own status.

Period

Governments in 1345

HainautCountess
View titles and jurisdictions
- Hainaut · ESCountess · Effective rule1345–1356
HollandCountess
View titles and jurisdictions
- Holland · ESCountess · Effective rule1345–1354
ZeelandCountess
View titles and jurisdictions
- Zeeland · ESCountess · Effective rule1345–1354

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.

How these titles came together

1345 · Hainaut · Holland · ZeelandInheritance
William's death in Frisia without legitimate offspring opened the inheritance to his sister Margaret. Her marriage to Louis of Bavaria brought the rights to the House of Wittelsbach.
Reference Reference

Selected explained accessions. Other titles remain in the profile’s list of recorded governments.

Documentation

Sources for this profile

Deutsche Nationalbibliothek · GND authority record · Margarete, Heiliges Römisches Reich, Kaiserin, circa 1310-1356

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

Evidence for this profile

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

Dates (2/2 with a precise source)

BirthDocumented
24 June 1310
MedLands dates the birth to 24 June 1310, matching the year in the GND record; the year has been corrected accordingly.Recorded alternatives: 1311 (previous Atlas value; no specific supporting source located)
Foundation for Medieval Genealogy · MedLands · Hainaut · Entry «MARGUERITE de Hainaut (24 Jun 1310-Le Quesnoy 23 Jun 1356)»Deutsche Nationalbibliothek · GND authority record · Vital data: birth date (1310)
Reviewed on 2026-10-17 by El Árbol de Europa ·
DeathDocumented
1356
The authority record gives the death as 1356.
Deutsche Nationalbibliothek · GND · Margarete, Heiliges Römisches Reich, Kaiserin, circa 1310-1356 · Vital data: death date
Reviewed on 2026-10-17 by El Árbol de Europa ·

Family and relationships (1/3 with a precise source)

FatherPending review
William I of Hainaut
A precise source has not yet been added.
No individual review recorded ·
MotherPending review
Joan of Valois
A precise source has not yet been added.
No individual review recorded ·
Marriage or partnershipDocumented
Louis IV of Bavaria
The authority record identifies Louis IV of Bavaria (GND 118574957) as spouse.
Deutsche Nationalbibliothek · GND · Margarete, Heiliges Römisches Reich, Kaiserin, circa 1310-1356 · Relationships: spouse → GND 118574957
Reviewed on 2026-10-17 by El Árbol de Europa ·

Governments (0/3 with a precise source)

GovernmentPending review
Countess · Hainaut · 1345–1356
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
Countess · Holland · 1345–1354
A precise source has not yet been added.
No individual review recorded ·
GovernmentPending review
Countess · Zeeland · 1345–1354
A precise source has not yet been added.
No individual review recorded ·

Successions (0/3 with a precise source)

SuccessionPending review
Holland · William II of Hainaut → Margaret II of Hainaut · 1345
William's death in Frisia without legitimate offspring opened the inheritance to his sister Margaret. Her marriage to Louis of Bavaria brought the rights to the House of Wittelsbach.A precise source has not yet been added.
No individual review recorded ·
SuccessionPending review
Hainaut · William II of Hainaut → Margaret II of Hainaut · 1345
William's death in Frisia without legitimate offspring opened the inheritance to his sister Margaret. Her marriage to Louis of Bavaria brought the rights to the House of Wittelsbach.A precise source has not yet been added.
No individual review recorded ·
SuccessionPending review
Zeeland · William II of Hainaut → Margaret II of Hainaut · 1345
William's death in Frisia without legitimate offspring opened the inheritance to his sister Margaret. Her marriage to Louis of Bavaria brought the rights to the House of Wittelsbach.A precise source has not yet been added.
No individual review recorded ·

Biographical and contextual references (1)

Deutsche Nationalbibliothek · GND authority record · Margarete, Heiliges Römisches Reich, Kaiserin, circa 1310-1356

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.

Keep exploring

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