| Army Commander | Corps Commander | Division Commander | Brigade Commander | 37th MA Commander | |
| Fredericksburg | Gen. A. Burnside | Gen. W.F. Smith | Gen. J. Newton | Gen. C. Devens | Col. O. Edwards |
| Chancellorsville | Gen. J. Hooker | Gen. J. Sedgwick | Gen. J. Newton | Col. W.H. Browne Col. H. L. Eustis |
Col. O. Edwards |
| Gettysburg | Gen. G. Meade | Gen. J. Sedgwick | Gen. J. Newton Gen. F. Wheaton |
Col. H. Eustis | Col. O. Edwards |
| Wilderness | Gen. G. Meade | Gen. J. Sedgwick | Gen. G.W. Getty | Col. H. Eustis | Col. O. Edwards |
| Spotsylvania | Gen. G. Meade | Gen. J. Sedgwick | Gen. G.W. Getty | Col. H. Eustis | Col. O. Edwards |
| Cold Harbor | Gen. G. Meade | Gen. J. Sedgwick | Gen. G.W. Getty | Col. H. Eustis | Col. O. Edwards |
![]() |
Ambrose Burnside Commander of the Army of the Potomac at Fredericksburg |
![]() |
Joseph T. Hooker Commander of the Army of the Potomac at Chancellorsville |
![]() |
George G. Meade Commander of the Army of the Potomac from Gettysburg on. |
![]() |
William F. Smith Commander of Sixth Corps at Fredericksburg |
![]() |
John Sedgwick Commander of Sixth Corps at Chancellorsville, Rappahannock Bridge, Mine Run, Wilderness, Gettysburg and Spotsylvania. |
![]() |
John Newton Commander of Division at Fredericksburg, Chancellorsville and Gettysburg |
![]() |
George W. Getty Commander of Division at Wilderness, Petersburg, Shenandoah Valley, and Appomattox |
![]() |
Henry L. Eustis Commander of Brigade for duration of war |
![]() |
Oliver O. Edwards Commander of Regiment for duration of war |