Maximilian de Beauharnais, 3rd Duke of Leuchtenberg

E965445 UNEXPLORED

Maximilian de Beauharnais, 3rd Duke of Leuchtenberg, was a 19th-century Franco-Russian nobleman of the Beauharnais family who held high rank in the Russian Empire and was connected by marriage to the Romanov dynasty.

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All labels observed (6)

Label	Occurrences
Maximilian de Beauharnais, 3rd Duke of Leuchtenberg canonical	3
Alexander Georgievich de Beauharnais	1
George Maximilianovich de Beauharnais	1
Maximilian de Beauharnais	1
Nicholas Maximilianovich de Beauharnais	1
Sergei Georgievich de Beauharnais	1

How this entity was disambiguated

This entity first appeared as the object of triple T12141518 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Maximilian de Beauharnais, 3rd Duke of Leuchtenberg
Context triple: [Duke Peter Alexandrovich of Oldenburg, grandfather, Maximilian de Beauharnais, 3rd Duke of Leuchtenberg]

A. Prince Eugène de Beauharnais
Prince Eugène de Beauharnais was a French nobleman, stepson of Napoleon Bonaparte, who served as Viceroy of the Kingdom of Italy and a prominent military commander during the Napoleonic Wars.
B. Maximilian Joseph von Montgelas
Maximilian Joseph von Montgelas was a pivotal Bavarian statesman and reformer of the late 18th and early 19th centuries, known for modernizing Bavaria’s administration, legal system, and military and aligning the kingdom with Napoleonic France.
C. Eugène de Beauharnais
Eugène de Beauharnais was a French nobleman and military commander who became Napoleon Bonaparte’s stepson and served as Viceroy of the Kingdom of Italy during the Napoleonic era.
D. François de Beauharnais
François de Beauharnais was a French nobleman and military officer from the influential Beauharnais family, known as the father of Alexandre de Beauharnais and grandfather of Empress Joséphine.
E. Guillaume Jean Joseph Marie de Nassau
Guillaume Jean Joseph Marie de Nassau is the Hereditary Grand Duke of Luxembourg and heir apparent to the Luxembourgish throne.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Maximilian de Beauharnais, 3rd Duke of Leuchtenberg
Target entity description: Maximilian de Beauharnais, 3rd Duke of Leuchtenberg, was a 19th-century Franco-Russian nobleman of the Beauharnais family who held high rank in the Russian Empire and was connected by marriage to the Romanov dynasty.

A. Prince Eugène de Beauharnais
Prince Eugène de Beauharnais was a French nobleman, stepson of Napoleon Bonaparte, who served as Viceroy of the Kingdom of Italy and a prominent military commander during the Napoleonic Wars.
B. Maximilian Joseph von Montgelas
Maximilian Joseph von Montgelas was a pivotal Bavarian statesman and reformer of the late 18th and early 19th centuries, known for modernizing Bavaria’s administration, legal system, and military and aligning the kingdom with Napoleonic France.
C. Eugène de Beauharnais
Eugène de Beauharnais was a French nobleman and military commander who became Napoleon Bonaparte’s stepson and served as Viceroy of the Kingdom of Italy during the Napoleonic era.
D. François de Beauharnais
François de Beauharnais was a French nobleman and military officer from the influential Beauharnais family, known as the father of Alexandre de Beauharnais and grandfather of Empress Joséphine.
E. Guillaume Jean Joseph Marie de Nassau
Guillaume Jean Joseph Marie de Nassau is the Hereditary Grand Duke of Luxembourg and heir apparent to the Luxembourgish throne.
F. None of above. chosen

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Duke Peter Alexandrovich of Oldenburg → grandfather → Maximilian de Beauharnais, 3rd Duke of Leuchtenberg ⓘ

House of Leuchtenberg → notableMember → Maximilian de Beauharnais, 3rd Duke of Leuchtenberg ⓘ

House of Leuchtenberg → hasTitleHolder → Maximilian de Beauharnais, 3rd Duke of Leuchtenberg ⓘ