Shield
Azure, between a sheathed Roman sword, point to base, and a prickly pear cactus an Indian quiver holding two arrows Or; on a chief Gules, a fleur-de-lis of the second.
Crest
That for the regiments and separate battalions of the Minnesota Army National Guard: On a wreath of the colors Or and Azure a sheaf of wheat Proper.
Motto
FAITHFUL.
Shield
The shield is blue for Infantry and the organization's service as Infantry is indicated by the sheathed Roman sword, taken from the Spanish War service medal, for the Spanish-American War and the Indian quiver with arrows for the Leach Lake Indian uprising, and the prickly pear cactus for the Mexican Border. The chief is red for Artillery and with the fleur-de-lis commemorates the organization's service as Field Artillery in France during World War I.
Crest
The crest is that of the Minnesota Army National Guard.
The coat of arms was originally approved for the 125th Field Artillery Regiment on 3 June 1929. It was redesignated for the 125th Field Artillery Battalion on 9 October 1942. It was redesignated for the 125th Artillery Regiment on 13 July 1960. The insignia was redesignated for the 125th Field Artillery Regiment on 31 July 1972.