Henry of Nassau, count of Nassau-Dillenburg, (Dillenburg

Dillenburg

Dillenburg is a town in Hesse's Gießen region in Germany. The town was formerly the seat of the old Dillkreis district, which is now part of the Lahn-Dill-Kreis....

 15 October 1550 — Mook

Mook

Mook may refer to:* Mook * Mook en Middelaar, a municipality in the Netherlands* MOOK DLE, a Japanese animation studio* "The Mook, the Chef, the Wife and Her Homer", an episode of The Simpsons cartoon TV series...

 14 April 1574) was the youngest brother of William I of Orange-Nassau

William the Silent

William I, Prince of Orange , also widely known as William the Silent , or simply William of Orange , was the main leader of the Dutch revolt against the Spanish that set off the Eighty Years' War and resulted in the formal independence of the United Provinces in 1648. He was born in the House of...

.

He was the twelfth and last child of William the Rich

William I, Count of Nassau-Dillenburg

William of Nassau was a count of Nassau-Dillenburg from the House of Nassau. He was called William the Rich....

 and Juliana of Stolberg-Werningerode

Juliana of Stolberg

Juliana, Countess of Stolberg-Wernigerode was the mother of William the Silent, the leader of the Dutch revolt against the Spanish in the 16th century....

, and was raised a Lutheran. He studied in Leuven

Leuven

Leuven is the capital of the province of Flemish Brabant in the Flemish Region, Belgium...

 and Strasbourg

Strasbourg

Strasbourg is the capital and principal city of the Alsace region in eastern France and is the official seat of the European Parliament. Located close to the border with Germany, it is the capital of the Bas-Rhin département. The city and the region of Alsace are historically German-speaking,...

. He and his brothers William and Louis

Louis of Nassau

Louis of Nassau was the third son of William, Count of Nassau and Juliana of Stolberg, and the younger brother of Prince William of Orange Nassau....

 joined the Huguenot

Huguenot

The Huguenots were members of the Protestant Reformed Church of France during the 16th and 17th centuries. Since the 17th century, people who formerly would have been called Huguenots have instead simply been called French Protestants, a title suggested by their German co-religionists, the...

 army of Louis I de Bourbon, prince de Condé

Louis I de Bourbon, prince de Condé

Louis de Bourbon was a prominent Huguenot leader and general, the founder of the House of Condé, a cadet branch of the House of Bourbon.-Life:...

 and took part in the Battle of Moncontour

Battle of Moncontour

The Battle of Moncontour occurred on 3 October 1569 between the Catholic forces of King Charles IX of France and the Huguenots during the "Third War" of the French Wars of Religion.-The battle:...

 (30 October 1569). Henry fell in the battle of Mookerheyde

Battle of Mookerheyde

The Battle of Mookerheyde was a battle of the Eighty Years' War fought on 14 April 1574 near the village Mook and the river Meuse.In the winter months of on 1574, William the Silent's brothers, Louis and Henry of Nassau, raised a mercenary army in Germany of 6500 infantry and 3000 cavalry, and led...

at the age of 23. His elder brother Louis was also killed in this battle. Their bodies have never been recovered.