The Tree of Europe · Person

Henry Casimir II of Nassau-Dietz

Prince of Nassau, 1664–1696, of a branch of the House of Nassau.

1657 – 1696Prince / StadtholderNassau · 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: 18 January 1657 Documented

Death: 25 March 1696 Documented

Role: Prince / Stadtholder

Dynasty: Nassau · ES

Territories: Nassau (ES) · Low Countries (ES)

Recorded governments and reigns

Prince · Nassau · Principality Documented1664–1696Branch rule

Stadtholder · Low Countries · Stadtholdership Documented1664–1696Delegated governmentProvincial office delegated by the States, with individually documented dates and jurisdictions. Its scope excludes hereditary sovereignty over the whole Republic and the Spanish provinces.

Family network

Recorded relationships

Parents

William Frederick of Nassau-DietzPending reviewAlbertine Agnes of Orange-Nassau · ESDocumented

Partners

Henriette Amalie of Anhalt-Dessau · ESPending review

Children

John William Friso of Orange-Nassau

Crowns and unions

Their titles over time

Follow the changing territories and offices of Henry Casimir II of Nassau-Dietz. Each title retains its own status.

Period

Governments in 1664

NassauPrince
View titles and jurisdictions
- Nassau · ESPrince · Branch rule · Nassau-Dietz1664–1696
United ProvincesStadtholder
View titles and jurisdictions
- Low Countries · ESStadtholder · Delegated government · Provinces with dated commissions: Drenthe, Friesland, Groningen1664–1696 · Provincial office delegated by the States, with individually documented dates and jurisdictions. Its scope excludes hereditary sovereignty over the whole Republic and the Spanish provinces.

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

Deutsche Nationalbibliothek · GND authority record · Heinrich Kasimir, Nassau, Prinz

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

Evidence for this profile

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

Dates (2/2 with a precise source)

BirthDocumented
18 January 1657
The authority record gives the birth as 1657-01-18.
Deutsche Nationalbibliothek · GND · Heinrich Kasimir, Nassau, Prinz · Vital data: birth date
Reviewed on 2026-10-17 by El Árbol de Europa ·
DeathDocumented
25 March 1696
The authority record gives the death as 1696-03-25.
Deutsche Nationalbibliothek · GND · Heinrich Kasimir, Nassau, Prinz · 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 Frederick of Nassau-Dietz
A precise source has not yet been added.
No individual review recorded ·
MotherDocumented
Albertine Agnes of Orange-Nassau
The authority record identifies Albertine Agnes of Orange-Nassau (GND 124834078) as mother.
Deutsche Nationalbibliothek · GND · Heinrich Kasimir, Nassau, Prinz · Relationships: mother → GND 124834078
Reviewed on 2026-10-17 by El Árbol de Europa ·
Marriage or partnershipPending review
Henriette Amalie of Anhalt-Dessau
A precise source has not yet been added.
No individual review recorded ·

Governments (2/2 with a precise source)

GovernmentDocumented
Prince · Nassau · 1664–1696
Documented tenure; the regional extent is checked separately.
Herzog August Bibliothek · Briefe 1653 · Biographical commentary: count in 1640–1654 and first Prince of Nassau-Diez from 1654.
Reviewed on 2026-10-08 by El Árbol de Europa ·
GovernmentDocumented
Stadtholder · Low Countries · 1664–1696
Provincial office delegated by the States, with individually documented dates and jurisdictions. Its scope excludes hereditary sovereignty over the whole Republic and the Spanish provinces.
Koninklijk Huis · Stadhouders · William IV became the first stadtholder of all seven provinces in 1747; William V remained under regencies until 1766. These were provincial offices within the Republic.Royal House · Maurits and Frederik Hendrik · Maurice's provincial commissions: Holland/Zeeland, Utrecht/Guelders/Overijssel in 1590, Groningen/Drenthe in 1620; the commissions accumulated after 1585.Drents Archief · Stadhouder · Drenthe successions: Ernest Casimir 1625, Henry Casimir 1632, Frederick Henry 1640, William II 1647; suspension in 1664–1674, William III from 1696; William IV effectively from 1729 and regencies until 1766.
Reviewed on 2026-10-13 by El Árbol de Europa ·

Biographical and contextual references (1)

Deutsche Nationalbibliothek · GND authority record · Heinrich Kasimir, Nassau, Prinz

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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