Tenné (Dragoon Yellow), a dragon passant Or. (And for informal use the escutcheon encircled with a sword belt Sable buckled at base with the belt plate of the Dragoons of 1836 Proper bearing the regimental motto in base and "FIRST CAVALRY" in chief between two eight-pointed mullets of rays one on dexter side, the other on sinister, all Or).
On a wreath of the colors, Or and Tenné (Dragoon Yellow), a hawk rising with wings addorsed and elevated Sable, langued and membered Gules.
ANIMO ET FIDE (Courageous And Faithful).
The color of the Dragoons was Dragoon yellow (orange-yellow), shown by the color of the shield and the dragon is in allusion to the name Dragoon. The gold eight-pointed star on the encircling belt was the insignia of the Dragoons until 1851.
This Regiment was organized in 1833 as the Regiment of United States Dragoons. Many of its officers and men came from the Battalion of Mounted Rangers which had taken part in the Black Hawk War.
The coat of arms was originally approved for the 1st Cavalry Regiment on 26 January 1921. It was amended to change the wording of the blazon and add the motto on 21 November 1923. It was redesignated for the 1st Armored Regiment on 7 September 1940. It was redesignated for the 1st Constabulary Squadron on 11 June 1947. The insignia was redesignated for the 1st Medium Tank Battalion on 13 August 1951. It was redesignated for the 1st Tank Battalion on 18 February 1955. The insignia was redesignated for the 1st Cavalry Regiment on 21 April 1958. It was amended to change the wording of the description on 23 June 1960. It was amended to correct the wording in the blazon of the shield on 20 October 1965.