Shield
Azure, a chevronel wavy Argent between in chief an Imperial Chinese five-toed dragon affront Or lined Azure and a sun in splendor of the third and in base a wigwam of the like garnished Gules.
Crest
On a wreath of the colors a pentagon Sable charged with the insignia of the 2d Division Proper, and encircled by a fourragere in the colors of the ribbon of the French Croix de Guerre.
Motto
KEEP UP THE FIRE.
Shield
The 9th Infantry was organized at Fort Monroe, Virginia in 1855. The field of the shield is blue, the Infantry color. Numerous Indian campaigns are commemorated by the wigwam. Service in the Philippines and in the China Relief Expedition are shown by the sun in splendor, a device used by the Filipino insurrectos, and by the Imperial Chinese dragon respectively. In 1898 the regiment took part in the battle of Santiago, crossing the San Juan River at the "bloody angle;" this is represented by the wavy chevron.
Crest
The crest is the insignia used by the regiment in World War I, surrounded by a fourragere awarded by the French Government for distinguished services rendered.
The coat of arms was approved 8 Apr 1920.