(As appears in A Time for Trumpets: The Untold Story of the Battle of the Bulge, written by Charles B. MacDonald)

The following units were involved in the Battle of the Bulge. The name of the officer responsible for the group is shown on the next line. And the various units under that group follow the officer:

Special Note: In most cases, nicknames came from shoulder patches; some units had no nickname.

12th U.S. Army Group
    Lt. General Omar N. Bradley

First U.S. Army
    Lt. Gen. Courtney H. Hodges
        5 Belgian Fusilier Battalion
        143 and 413 Antiaircraft Artillery Gun Battalions
        825 Tank Destroyer Battalion
        9 Canadian Forestry Company
        86 Engineer Heavy Ponton Battalion

V Corps
    Maj. Gen. Leonard T. Gerow
        102 Cavalry Group, Mechanized
        186, 196, 200, and 955 Field Artillery Battalions
        254 Engineer (Combat) Battalion
        187 Field Artillery Group
            751 and 997 Field Artillery Battalions
        190 Field Artillery Group
            62, 190, 272, and 268 Field Artillery Battalions
        406 Field Artillery Group
            76, 941, 953, and 987 Field Artillery Battalions
        1111 Engineer Combat Group
            51, 202, 291, and 296 Engineer Combat Battalions
                134, 387, 445, 460, 461, 531, 602, 639, and
                863 Antiaircraft Artillery Automatic Weapons Battalions

1st Infantry Division ("Big Red One")
    Brig. Gen. Clift Andrus
        16, 18, and 26 Infantry Regiments
        5, 7, 32, and 33 Field Artillery Battalions
        1 Engineer Combat Battalion
        745 Tank Battalion
        634 and 703 Tank Destroyer Battalions
        103 Antiaircraft Artillery Automatic Weapons Battalion

The division fought in North Africa, Sicily, Normandy, Aachen, and the Hurtgen Forest.

2d Infantry Division ("Indianhead")
    Maj. Gen. Walter M. Robertson
        9, 23, and 38 Infantry Regiments
        12, 15, 37, and 38 Field Artillery Battalions
        2 Engineer Combat Battalion
        741 Tank Battalion
        462 Antiaircraft Artillery Automatic Weapons Battalion
        612 and 644 Tank Destroyer Battalions

9th Infantry Division ("Octofoil")
   Maj. Gen. Louis A. Craig
        39, 47, and 60 Infantry Regiments
        26, 34, 60, and 84 Field Artillery Battalions
        15 Engineer Combat Battalion
        38 Cav Reconnaissance Squadron (attached)
        746 Tank Battalion
        376 and 413 Antiaircraft Artillery Automatic Weapons Battalions

The division fought in North Africa, Sicily, Normandy, and the Hurtgen Forest.

78th Infantry Division ("Lightning")
   Maj. Gen. Edwin P. Parker, Jr.
        309, 310, and 311 Infantry Regiments
        307, 308, 309, and 903 Field Artillery Battalions
        303 Engineer Combat Battalion
        709 Tank Battalion
        628 and 893 Tank Destroyer Battalions
        522 Antiaircraft Artillery Automatic Weapons Battalion
        CCR, 5th Armored Division (attached)
        2 Ranger Battalion (attached)

The attack in support of the 2d Division's attack on the Roer River dams was the division's first action.

99th Infantry Division ("Checkerboard")
    Maj. Gen. Walter E. Lauer
        393, 394, and 395 Infantry Regiments
        370, 371, 372, and 924 Field Artillery Battalions
        324 Engineer Combat Battalion
        801 Tank Destroyer Battalion
        535 Antiaircraft Artillery Automatic Weapons Battalion

The division had held a long defensive front in the Ardennes since mid-November, its only action.

VII Corps
   Maj. Gen. Joseph Lawton Collins
    4 Cavalry Group, Mechanized
    29 Infantry Regiment
    French Light Infantry Brigade
    509 Parachute Infantry Battalion
    297 and 298 Engineer Battalions
    740 Tank Battalion
    759 Light Tank Battalion
    18, 83, 87, 183, 193, 957, and 991 Field Artillery Battalions
    635 Tank Destroyer Battalion
    18 Field Artillery Group
        188, 666, and 981 Field Artillery Battalions
    142 Field Artillery Group
        195 and 266 Field Artillery Battalions
    188 Field Artillery Group
        172, 951 and 980 Field Artillery Battalions
    342, 366, 392, 1308, and 1313 Engineer General Services Regiments

2d Armored Division ("Hell on Wheels")
    Maj. Gen. Ernest N. Harmon
    41 Armored Infantry Regiment
    66 and 67 Armored Regiments
    14, 78, and 92 Armored Field Artillery Battalions
    17 Armored Engineer Battalion
    18 Reconnaissance Squadron
    702 Tank Destroyer Battalion
    195 Antiaircraft Artillery Automatic Weapons Battalion

The division fought in North Africa, Sicily, Normandy, and in the vicinity of Aachen.

3d Armored Division ("Spearhead")
    Maj. Gen. Maurice Rose
    36 Armored Infantry Regiment
    32 and 33 Armored Regiments
    54, 67, and 391 Armored Field Artillery Battalions
    23 Armored Engineer Battalion
    83 Reconnaissance Squadron
    643 Tank Destroyer Battalion
    486 Antiaircraft Artillery Automatic Weapons Battalion

The division fought in Normandy, the pursuit across France, and costly fall battles in the vicinity of Aachen.

83d Infantry Division ("Thunderbolt")
    Maj. Gen. Robert C. Macon
    329, 330, and 331 Infantry Regiments
    322, 323, 324, and 908 Field Artillery Battalions
    308 Engineer Combat Battalion
    772 Tank Destroyer Battalion
    453 Antiaircraft Artillery Automatic Weapons Battalion
    774 Tank Battalion

The division fought in Normandy and at Brest, then after having rested briefly in the Ardennes, moved to the Hurtgen Forest.

84th Infantry Division ("Railsplitters")
   Brig. Gen. Alexander R. Bolling
        333, 334, and 335 Infantry Regiments
        325, 326, 327, and 909 Field Artillery Battalions
        309 Engineer Combat Battalion
        771 Tank Battalion
        638 Tank Destroyer Battalion
        557 Antiaircraft Artillery Automatic Weapons Battalion

The division underwent its baptism of fire in November in the vicinity of Aachen.

XVIII Airborne Corps
    Maj. Gen. Matthew B. Ridgway
        14 Cavalry Group, Mechanized
        254, 275, 400, and 460 Field Artillery Battalions
        79 Field Artillery Group
            153, 551, and 552 Field Artillery Battalions
        179 Field Artillery Group
            259 and 965 Field Artillery Battalions
        211 Field Artillery Group
            240 and 264 Field Artillery Battalions
        401 Field Artillery Group
        187 and 809 Field Artillery Battalions

7th Armored Division ("Lucky Seventh")
    Brig. Gen. Robert W. Hasbrouck
        CCA, CCB, and CCR
        23, 38, and 48 Armored Infantry Battalions
        17, 31, and 40 Tank Battalions
        434, 440, and 489 Armored Field Artillery Battalions
        33 Armored Engineer Battalion
        87 Reconnaissance Squadron
        814 Tank Destroyer Battalion
        203 Antiaircraft Artillery Automatic Weapons Battalion

The division arrived in time to participate in the pursuit across France, encountered heavy fighting near Metz in September, and had another costly encounter in October in Holland.

30th Infantry Division ("Old Hickory")
   Maj. Gen. Leland S. Hobbs
        117, 119, and 120 Infantry Regiments
        113, 118, 197, and 230 Field Artillery Battalions
        105 Engineer Combat Battalion
        743 Tank Battalion
        823 Tank Destroyer Battalion
        99 Infantry Battalion (attached)
        517 Parachute Infantry Regiment (attached)
        526 Armored Infantry Battalion (attached)
        110 and 431 Antiaircraft Artillery Automatic Weapons Battalions

The division began fighting in Normandy in June, figured prominently in repelling a German attack at Mortain, and fought in November near Aachen.

75th Infantry Division
    Maj. Gen. Fay B. Prickett
        289, 290, and 291 Infantry Regiments
        730, 897, 898, and 899 Field Artillery Battalions
        275 Engineer Combat Battalion
        750 Tank Battalion
        629 and 772 Tank Destroyer Battalions
        440 Antiaircraft Artillery Automatic Weapons Battalion

The division's first action was alongside the 3rd Armored Division in front of the Ourthe River.

82d Airborne Division ("All American")
    Maj. Gen. James M. Gavin
        504, 505, and 508 Parachute Infantry Regiments
        325 Glider Infantry Regiment
        551 Parachute Infantry Battalion (attached)
        376 and 456 Parachute Field Artillery Battalions
        307 Airborne Engineer Battalion
        80 Antiaircraft Artillery Automatic Weapons Battalion

106th Infantry Division ("Golden Lions")
    Maj. Gen. Alan W. Jones
        422, 423, and 424 Infantry Regiments
        589, 590, 591, and 592 Field Artillery Battalions
        81 Engineer Combat Battalion
        820 Tank Destroyer Battalion
        634 and 563 Antiaircraft Artillery Automatic Weapons Battalions

The division's first action was in the Ardennes.

Third U.S. Army
    Lt. Gen. George S. Patton, Jr.
        109, 115, 217, and 777 Antiaircraft Artillery Gun Battalions
        456, 465, 550, and 565 Antiaircraft Artillery Automatic Weapons Battalions
        631 Tank Destroyer Battalion

III Corps
   Maj. Gen. John Millikin
        6 Cavalry Group, Mechanized
        179, 274, 776, and 777 Field Artillery Battalions
        193 Field Artillery Group
            177, 253, 696, 776, and 949 Field Artillery Battalions
        203 Field Artillery Group
            278, 742, and 762 Field Artillery Battalions
        183 and 243 Engineer Combat Battalions
            145, 188, and 249 Engineer Combat Battalions
        467 and 468 Antiaircraft Artillery Automatic Weapons Battalions

4th Armored Division
    Maj. Gen. Hugh J. Gaffey
        CCA, CCB, CCR
        10, 51, and 53 Armored Infantry Battalions
        8, 35, and 37 Tank Battalions
        22, 66, and 94 Armored Field Artillery Battalions
        24 Armored Engineer Battalion
        704 Tank Destroyer Battalion
        25 Cavalry Squadron
        489 Antiaircraft Artillery Automatic Weapons Battalion

The division first saw action in Normandy in July and during the fall experienced heavy fighting in Lorraine and with the Third Army's drive to the Saar River.

6th Armored Division ("Super Sixth")
   Maj. Gen. Robert W. Grow
        CCA, CCB, CCR
        9, 44, and 50 Armored Infantry Battalions
        15, 68, and 69 Tank Battalions
        128, 212, and 231 Armored Field Artillery Battalions
        25 Armored Engineer Battalion
        86 Cavalry Squadron
        777 Antiaircraft Artillery Automatic Weapons Battalion
        603 Tank Destroyer Battalion

The division entered combat in Normandy and exploited the breakout into Brittany, then fought through the fall in Lorraine.

26th Infantry Division ("Yankee")
    Maj. Gen. Willard S. Paul
        101, 104, and 328 Infantry Regiments
        101, 102, 180, and 263 Field Artillery Battalions
        101 Engineer Combat Battalion
        735 Tank Battalion
        818 Tank Destroyer Battalion
        390 Antiaircraft Artillery Automatic Weapons Battalion

The division experienced heavy combat near Verdun in September and had only recently been pulled from the line to absorb replacements when sent to the Ardennes.

35th Infantry Division ("Santa Fe")
   Maj. Gen. Paul W. Baade
        134, 137, and 320 Infantry Regiments
        127, 161, 216, and 219 Field Artillery Battalions
        60 Engineer Combat Battalion
        654 Tank Destroyer Battalion
        448 Antiaircraft Artillery Automatic Weapons Battalion

The division entered the line in Normandy in July and figured prominently in stopping the enemy attack near Mortain, then fought through the fall in Lorraine.

90th Infantry Division ("Tough Hombres")
    Maj. Gen. James A. Van Fleet
        357, 358, and 359 Infantry Regiments
        343, 344, 345, and 915 Field Artillery Battalions
        315 Engineer Combat Battalion
        773 Tank Destroyer Battalion
        537 Antiaircraft Artillery Automatic Weapons Battalion

The division took heavy losses in its first engagements in Normandy in June and through the fall fought in the vicinity of Metz and in the drive to the Saar River.

VIII Corps
    Maj. Gen. Troy H. Middleton
        687 Field Artillery Battalion
        174 Field Artillery Group
            965, 969, and 770 Field Artillery Battalions
        333 Field Artillery Group
            333 and 771 Field Artillery Battalions
        402 Field Artillery Group
            559, 561, and 740 Field Artillery Battalions
        422 Field Artillery Group
            81 and 174 Field Artillery Battalions
        178 and 249 Engineer Combat Battalions
        1102 Engineer Group
            341 and 1306 Engineer General Service Regiments
        1107 Engineer Combat Group
            159, 168, and 202 Engineer Combat Battalions
        118 Infantry Division
        1128 Engineer Combat Group
            35, 44, and 158 Engineer Combat Battalions
        French Light Infantry (six Metz Light Infantry Battalions)
        467, 635, and 778 Antiaircraft Artillery Automatic Weapons Battalions

9th Armored Division
    Maj. Gen. John W. Leonard
        CCA, CCB, CCR
        27, 52, and 60 Armored Infantry Battalions
        2, 14, and 19 Tank Battalions
        3, 16, and 73 Armored Field Artillery Battalions
        9 Armored Engineer Battalion
        89 Cavalry Squadron
        811 Tank Destroyer Battalion
        482 Antiaircraft Artillery Automatic Weapons Battalion

The Battle of the Bulge was the division's first action.

11th Armored Division ("Thunderbolt")
    Brig. Gen. Charles S. Kilburn
        CCA, CCB, CCR
        21, 55, and 63 Armored Infantry Battalions
        22, 41, and 42 Tank Battalions
        490, 491, and 492 Armored Field Artillery Battalions
        56 Armored Engineer Battalion
        602 Tank Destroyer Battalion
        41 Cavalry Squadron
        575 Antiaircraft Artillery Automatic Weapons Battalion

The division's first action was west of Bastogne.

17th Airborne Division ("Golden Talon")
   Maj. Gen. William M. Miley
        507 and 513 Parachute Infantry Regiments
        193 and 194 Glider Infantry Regiments
        680 and 681 Glider Field Artillery Battalions
        466 Parachute Field Artillery Battalion
        139 Airborne Engineer Battalion
        155 Airborne Antiaircraft Artillery Automatic Weapons Battalion

The division entered the line for the first time in late December west of Bastogne.

28th Infantry Division ("Keystone")
    Maj. Gen. Norman D. Cota
        109, 110, and 112 Infantry Regiments
        107, 108, 109, and 229 Field Artillery Battalions
        103 Engineer Combat Battalion
        707 Tank Battalion
        630 Tank Destroyer Battalion
        447 Antiaircraft Artillery Automatic Weapons Battalion
        302 Regimental Combat Team
        94 Infantry Division (attached)

The division's first action was in Normandy in late July, followed by an attack into the Siegfried Line near St. Vith and heavy combat in the Hurtgen Forest.

87th Infantry Division "Golden Acorn")
    Brig. Gen. Frank L. Culin, Jr.
        345, 346, and 347 Infantry Regiments
        334, 335, 336, and 912 Field Artillery Battalions
        312 Engineer Combat Battalion
        761 Tank Battalion
        691 Tank Destroyer Battalion
        549 Antiaircraft Artillery Automatic Weapons Battalion

Although committed briefly in the Saar region, the division's first major action was west of Bastogne.

101st Airborne Division ("Screaming Eagles")
   Brig. Gen. Anthony C. McAuliffe
    (Maj. Gen. Maxwell D. Taylor)
        501, 502, and 506 Parachute Infantry Regiments
        327 Gilder Infantry Regiment
        401 Glider Infantry, 1 Battalion
        321 and 907 Glider Field Artillery Battalion
        377 Parachute Field Artillery Battalion
        326 Parachute Engineer Battalion
        705 Tank Destroyer Battalion
        775 Field Artillery Battalion
        377 Airborne Antiaircraft Artillery Automatic Weapons Battalion

The division jumped on D-Day in Normandy and later in Holland.

XII Corps
    Maj. Gen. Manton S. Eddy
        2 Cavalry Group, Mechanized
        808 Tank Destroyer Battalion
        161, 244, 277, 334, 336, and 736 Field Artillery Battalions
        276 Armored Field Artillery Battalion
        177 Field Artillery Group
        215, 255, and 775 Field Artillery Battalions
        182 Field Artillery Group
        802, 945, and 974 Field Artillery Battalions
        183 Field Artillery Group
        695 and 776 Field Artillery Battalions
        404 Field Artillery Group
        273, 512, and 752 Field Artillery Battalions
        372, 398, and 1303 Engineer General Service Regiments
        452 and 457 Antiaircraft Artillery Automatic Weapons Battalions
        1103 Engineer Combat Group
        106 and 204 Engineer Combat Battalions

4th Infantry Division ("Ivy"--for IV)
    Maj. Gen. Raymond O. Barton
        8, 12, and 22 Infantry Regiments
        20, 29, 42, and 44 Field Artillery Battalions
        4 Engineer Combat Battalion
        70 Tank Battalion
        802 and 803 Tank Destroyer Battalions
        377 Antiaircraft Artillery Automatic Weapons Battalion

The division landed on UTAH Beach on D-Day, fought in Normandy, helped liberate Paris, penetrated the Siegfried Line on the Schnee Eifel, and fought in the Hurtgen Forest.

5th Infantry Division ("Red Diamond")
    Maj. Gen. S. Leroy Irwin
        2, 10, and 11 Infantry Regiments
        19, 21, 46, and 50 Field Artillery Battalions
        7 Engineer Combat Battalion
        737 Tank Battalion
        818 Tank Destroyer Battalion
        449 Antiaircraft Artillery Automatic Weapons Battalion

The division entered combat in Normandy in July and took heavy casualties in the fall fighting for Metz.

10th Armored Division ("Tiger")
    Maj. Gen. William H. H. Morris, Jr.
        CCA, CCB and CCR
        20, 54, and 61 Armored Infantry Battalions
        3, 11, and 21 Tank Battalions
        419, 420, and 423 Armored Field Artillery Battalions
        609 Tank Destroyer Battalion
        55 Armored Engineer Battalion
        90 Reconnaissance Squadron
        796 Antiaircraft Artillery Automatic Weapons Battalion

The division entered the line in Lorraine in late September and participated in the encirclement of Metz and the drive to the Saar River.

80th Infantry Division ("Blue Ridge")
    Maj. Gen. Horace L. McBride
        317, 318, and 319 Infantry Regiments
        313, 314, 315, and 905 Field Artillery Battalions
        305 Engineer Combat Battalion
        702 Tank Battalion
        610 Tank Destroyer Battalion
        633 Antiaircraft Artillery Automatic Weapons Battalion

The division began fighting in Normandy in August, had a hard fight for a crossing of the Moselle River in September, and in November participated in the drive to the Saar River.

U.S. Strategic Air Forces in Europe
    General Carl Spaatz

Eighth Air Force (strategic)
   Lt. Gen. James H. Doolittle

Ninth Air Force
    Lt. Gen. Hoyt S. Vandenberg

IX Bombardment Division
    Maj. Gen. Samuel E. Anderson

IX Troop Carrier Command
   Maj. Gen. Paul L. Williams

IX Tactical Air Command (supporting First Army)
    Maj. Gen. Elwood R. ("Pete") Quesada

XIX Tactical Air Command (supporting Third Army)
    Maj. Gen. Otto P. Weyland