Famous Birthdays·July 20·Auguste de Marmont
Auguste de Marmont

FRAuguste de Marmont

A Napoleonic marshal whose name became a French synonym for betrayal after he surrendered Paris to enemy forces in 1814.

1774–1852 (age 78)·French Marshal·Birthday: July 20

Photo: Andrea Appiani · Public domain

Biography

Auguste de Marmont's life traced the arc of the Napoleonic era, from loyal disciple to a man whose legacy was permanently stained. Born into minor nobility, he befriended a young Napoleon Bonaparte during the siege of Toulon and became one of his earliest and most gifted artillery commanders. His skill earned him a marshal's baton at just 34. Yet his career was marked by a prickly ambition and rivalry with other marshals. Command in Spain ended in a crushing defeat at Salamanca, which broke his arm and his reputation as an invincible commander. His defining moment came in 1814, when, tasked with defending Paris against the Allied armies, he negotiated a surrender that effectively forced Napoleon's abdication. For this, Napoleon himself uttered the damning words, 'Marmont has delivered me up.' The term 'raguser'—from his title, Duke of Ragusa—entered the French language as a verb meaning to betray. He spent his later years in exile, writing detailed but self-justifying memoirs, forever the marshal who chose pragmatism over loyalty.

#1 When Auguste Was Born

The biggest hits of 1774

Auguste's Life & Times

The world at every milestone

1774Born
1779Started school
1787Became a teenager
1790Could drive
1792Could vote
1795Turned 21
1804Turned 30
1814Turned 40
1824Turned 50
1834Turned 60
1844Turned 70
1852Died at 78

Key Achievements

  • Was appointed a Marshal of the Empire by Napoleon Bonaparte in 1809.
  • Commanded the French army in northern Spain during the Peninsular War following Marshal Masséna.
  • His surrender of Paris to the Sixth Coalition in 1814 was a direct catalyst for Napoleon's first abdication.
  • Authored extensive memoirs detailing the Napoleonic wars from his perspective.

Did You Know?

The French verb 'raguser', derived from his title Duke of Ragusa, means to betray or desert.

He was one of only two marshals (along with Jourdan) to be created a Marshal under Napoleon without having previously held a senior command in the French Revolutionary Wars.

He lost the use of his left arm at the Battle of Salamanca.

His surrender of Paris is dramatized in Leo Tolstoy's 'War and Peace'.

“null”

— Auguste de Marmont

Also Born on July 20

See all 100 famous birthdays →

Chris Cornell

Chris Cornell

1964

Carlos Santana

Carlos Santana

1947

Ben Simmons

Ben Simmons

1996

Gregor Mendel

Gregor Mendel

1822

Billy Mays

Billy Mays

1958

Carlos Alazraqui

Carlos Alazraqui

1962

Enrique Peña Nieto

Enrique Peña Nieto

1966

D

DJ Screw

1971

Dave Evans (singer)

Dave Evans (singer)

1953

Anne Hutchinson

Anne Hutchinson

1591

Alberto Santos-Dumont

Alberto Santos-Dumont

1873

Anton Du Beke

Anton Du Beke

1966

AboutPrivacyTermsContact

© 2026 oresth.com