Henri II de Montmorency (1595 – October 30, 1632) was a French nobleman and military commander.

Born at Chantilly, Oise

Chantilly, Oise

Chantilly is a small city in northern France. It is designated municipally as a commune in the department of Oise.It is in the metropolitan area of Paris 38.4 km...

, he was the son of duke Henry I

Henri Ier de Montmorency

Henri I de Montmorency , Marshal of France, and Constable of France, seigneur of Damville, served as governor of Languedoc from 1563 to 1614. He became Duke of Montmorency on his brother's death in 1579....

, whom he succeeded in 1614, having previously been made grand admiral

Grand Admiral

Grand admiral is a historic naval rank, generally being the highest such rank present in any particular country. Its most notable use was in Germany — the German word is Großadmiral.-France:...

. He also was governor of Languedoc

Languedoc

Languedoc is a former province of France, now continued in the modern-day régions of Languedoc-Roussillon and Midi-Pyrénées in the south of France, and whose capital city was Toulouse, now in Midi-Pyrénées. It had an area of approximately 42,700 km² .-Geographical Extent:The traditional...

.

In 1625 he defeated the French Protestant fleet under Soubise

Benjamin de Rohan, duc de Soubise

Benjamin de Rohan, duc de Soubise , was a French Huguenot leader.The younger brother of Henri de Rohan, he inherited his title through his mother Catherine of Parthenay. He served his apprenticeship as a soldier under Maurice of Nassau in the Low Countries...

, and seized the islands of Ré

Île de Ré

Île de Ré is an island off the west coast of France near La Rochelle, on the northern side of the Pertuis d'Antioche strait....

 and Oleron

Oléron

Île d'Oléron is an island off the Atlantic coast of France , on the southern side of the Pertuis d'Antioche strait....

, but the jealousy of Richelieu deprived him of the means of following up these advantages.