ShieldArgent, a fleur-de-lis Gules; on a chief Azure eleven mullets, five and six, Or; overall a bordure of the second.
CrestThat for the regiments and separate battalions of the Delaware Army National Guard: From a wreath Argent and Gules, a griffin's head erased Azure eared and beaked Or langued Gules collared Sable fimbriated Argent and thereon three plates.
MottoBLUE HEN'S CHICKENS.
ShieldThe service of the former organization, the 193d Antiaircraft Artillery Battalion, is indicated by the white shield which represents Infantry. The eleven mullets represent the battles and campaigns in which the organization served during the Civil War, and the scarlet fleur-de-lis is for World War I service.
CrestThe crest is that of the Delaware Army National Guard.
The coat of arms was originally approved for the 945th Antiaircraft Artillery Automatic Weapons Battalion, on 25 August 1954. The insignia was cancelled on 26 July 1956. It was reinstated and redesignated for the 193d Antiaircraft Artillery Battalion on 19 July 1957. It was cancelled on 15 August 1961. The insignia was reinstated and redesignated with blazon and symbolism revised for the 193d Regiment on 19 June 1997.