Louis Auguste d'Albert, 4th Duke of Chaulnes (2 December 1676 - 9 November 1744[1]) was a French nobleman and Peer and 4th Duke of Chaulnes.

He was created a Marshal of France in 1741 by King Louis XV.

He was the subject of a 1707 portrait by Hyacinthe Rigaud.

[2] On 22 January 1704, he married Marie Anne Romaine in the Church of Notre-Dame, Versailles.

They had seven children.