The World War I Chaumont Marker is a bronze plaque located at the entrance to Damremont Barracks in Chaumont, France. It signifies the location of the general headquarters of the American Expeditionary Forces (AEF) of World War I commanded by General John J. Pershing.

Its inscription in French and English reads as follows: General headquarters of the American Expeditionary Forces in Europe during the World War occupied the building of the Caserne Damremont from September 1, 1917 to July 11, 1919 and from here directed the activities of more than two million American soldiers

The marker is to the left of the main gate at the Ecole de Gendarmerie de Chaumont, located on the outside of the building.