Capt. Charles S. Russell competently commanded A Company and for a short time, the 1st Battalion, until 1863. He was promoted to be Colonel of the 28th U.S. Colored Infantry in 1864.
Capt. Francis M. Cooley commanded E Company for 6 months and commanded the 1st Battalion for most of 1864.
Capt. William G. Edgerton, Acting Commander 1st Battalion, 11th US Infantry, 4 August 1864–1 November 1864 & 26 January 1865–11 February 1865
Capt. Henry L. Chipman was one of many green but competent civilian appointees to the regiment. He commanded D Company 1861-63 and for a time, the 1st Battalion. He was appointed colonel of the 102nd U.S. Colored Troops in 1864.
Capt. John W. Ames ably commanded C Company 1862-63. He was appointed Colonel of the 6th U.S. Colored Troops after Gettysburg.
Capt. Thomas O. Barri spent most of his time with the Regimental Recruiting Service until March 1863 when he was assigned to command B Company. He was killed in action at Gettysburg.
Capt. Duncan Vance was the acting commander for B Company for most of 1862 and 1863 and later served as the Provost Marshal for the 2nd Division, V Corps.
Capt. James M. Cutts commanded F Company for 9 months and was the Acting Field Officer until gravely wounded at Petersburg. He was awarded the regiment’s 3rd Medal of Honor.
Capt. George A. Gibson, commanded D Company in 1863 and was wounded at Gettysburg.
Capt. Edward R. Parry spent much of the war as the Adjutant, Boston Harbor Defenses, but commanded B Company at Petersburg during the last several months of the war.
Capt. Henry G. Thomas commanded C Company in 1862-63 until he was appointed Colonel of the 79th U.S. Colored Troops (and later the 19th).
CPT Joshua S. Fletcher commanded H Company for a time, then functioned as the 1st Battalion Quartermaster for most of 1863 to 1865.
Capt. John M. Goodhue spent most of his time with the Regimental Recruiting Service until March 1863 when he was assigned to command D Company. He was wounded in action at Gettysburg.
Capt. Caleb R. Layton commanded F Company through all the regiment’s battles between June 1862 and September 1863.
Capt. Edward C. Boynton never served with the regiment during the war. He was on detached service as the adjutant and quartermaster for the US Military Academy at West Point.
1st Lt. John C. Bates, commanded E Company and was Adjutant of the 1st Battalion. Son of Lincoln’s Attorney General, Edward Bates
1st Lt. Charles A. Hartwell initially served as the Adjutant, 1st Battalion and later as Colonel, 77th U.S. Colored Troops.
1st Lt. John H. Patterson commanded F & G Companies in 1864. Awarded the Regiment’s second Medal of Honor for actions at the Battle of the Wilderness.
1st Lt. James P. Pratt commanded E Company from Aug to Nov 63 before becoming the adjutant that December. He was killed in action 29 May 1864 at the battle of Bethesda Church.
1st Lt. William Fletcher served in B and H Companies, then was assigned as the 1st Battalion Quartermaster from January 1863 to May 1864 and again from December 1864 until sometime after the end of the war.
1st Lt. Charles Bentzoni served in the Prussian & British armies before enlisting in the 11th US Infantry. He spent much of the war at Fort Independence training recruits for field service.
1st Lt. Oscar Hagen competently served as the Regimental Quartermaster at Fort Independence from 1862 to the end of the war.
1st Lt. G. Norman Lieber (shown as Lt. Col.) served as the Regimental Adjutant, 11th U.S. Infantry from Sep 61 to Oct 62 when he was reassigned briefly as the ADC to Major General Henry Halleck. He also served as the Judge Advocate for Department of the Gulf from Nov 62 to May 65. Lieber later ended his Army career as the Judge Advocate General of the US Army.
1st Lt. David Hazzard served with F and G Companies 1863-65.
1st Lt. Robert B. Smith held numerous duties during the war, among them Regimental Quartermaster at Fort Independence 1861–62; Mustering officer 1862-64; and Acting IG, for the 2nd Division, V Corps. He was also the OIC for the mail boat escort at City Point, VA, in 1865.
1st Lt. Francis A. Field served as the Adjutant of the 1st Battalion through the major battles of 1863.
1st Lt. George T. Ingham served in A and H Companies during 1861-62 until assigned as the ADC to Maj. Gen. George Sykes, From Aug 62 to Aug 64.
1st Lt. Edward S. Huntington was appointed from the ranks and served with D Company in all the spring battles of 1864. He was captured at Bethesda Church, VA, in June 1864.
Officers of the 11th US Infantry: Unknown, Lt. John Patterson, Capt. William Edgerton, and Lt. John N. Coe.
1st Lt. Francis Brownell was awarded the Medal of Honor with the 11th New York Infantry. He spent only a short time in the field with the regiment until he was discharged for health reasons.
1st Lt. Francis Brownell and 1st Lt. Edward A. Ellsworth. Ellsworth was the cousin of the Col. Ellsworth killed at the Marshall House in 1861. Ellsworth served in several companies, commanded C & H Companies for a time, and was the Adjutant during the Overland campaign
1st Lt. Richard Robbins served with D Company at Chancellorsville and Gettysburg and later held several other positions in the V Corps and the Army of the Potomac.
1st Lt. Lemuel Pettee served with G Company, as Commander, Ambulance Corps, V Corps, and finally as Adjutant of the 1st Battalion in 1865.
1st Lt. Abram A. Harbach served with E, F, & G Companies in 1863-84. He was wounded at Gettysburg, 2 July 1863, and retired from the US Army as a brigadier general in 1902. Lincoln Financial Foundation Collection, courtesy of Indiana State Museum & Allen County Public Library.
1st Lt. John S. McNaught was underage when he enlisted under the pseudonym “McIntosh.” He was later appointed to 2nd Lt. and ably served with C & D Companies. Wounded at the Wilderness.
2nd Lt. John N. Coe served in the 11th U.S. Infantry as 1st Sgt. Of F Company and as Quartermaster Sergeant of the 1st Battalion before being commissioned in the regiment in Mar 65.
Capt. Henry C. Wood earned the Medal of Honor at the battle of Wilson’s Creek in 1861. He spent only a short time at Fort Independence before being ordered to the Mountain Department as Ordnance Officer.
Capt. Henry Hambright never reported to the regiment. He was instead appointed as commander of the 79th Pennsylvania Volunteer Infantry in 1861 and served there thru the war.
Capt. Alexander S. Webb never served with the regiment. He was appointed as the Assistant Chief of Artillery, Army of the Potomac in 1861 and later served as a division commander in the II Corps and Chief of Staff, Army of the Potomac.
Capt. Charles E. Farrand never served with the regiment having served in the Western theater during the war. He commanded Company C, 2nd U.S. Cavalry and Maj. Gen. Rosecrans’ cavalry escort 1861-63 and various staff jobs in the Army of Arkansas, VII Corps, and the Department of the Gulf during 1863 to 65.
John Shaw Billings served as an assistant surgeon of the 11th US Infantry during April and May 1863. Shaw later became the organizer and “Father” of the Surgeon General’s Library, today known as the National Library of Medicine.