Boufflers, Louis Francois, Duke de, called also the Chevalier Boufflers, Marshal of France, was born in 1644. In 1662 he entered the army, serving under Conde, Turenne, and Catinat. In 1693 he was raised to the rank of marshal. His most famous exploits were the defence of Namur against William III. in 1695, and of Lille against Prince Eugene in 1708. His crowning achievement was at Malplaquet, where his skilful retreat was conducted without loss. He died in 1711.