Armand-Nompar de Caumont, duc de La Force (30 October 1580 – 16 December 1675) was a Marshal of France and peer of France.
He was the son of another Marshal of France, Jacques-Nompar de Caumont, duc de La Force and Charlotte de Gontaut, daughter of Marshal Armand de Gontaut, baron de Biron.
Like his father, Armand-Nompar was a Huguenot Protestant.