|
Field & Staff |
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| Name | Rank | Residence | Date of Rank
or Enlistment |
Date of Muster | Remarks |
| ADAMS, Charles H | Colonel | Jacksonville | Sep 9, 1861 | Not Mustered | Resigned to Governor |
| ATCHISON, William D | Chaplain | --- | Aug 3, 1864 | Aug 24, 1864 | Resigned Jun 21, 1865 |
| BLAKE, Evans | Quartermaster | Rockford | Nov 25, 1861 | Dec 26, 1861 Dec 28, 1864 |
--- |
| BUSH, Giles H | Adjutant | Rockford | Jan 21, 1863 | Nov 8, 1863 | Resigned Sep 22, 1864 |
| CAMPBELL, Charles C | Lt. Colonel | Ottawa | Sep 26, 1861 | --- | Resigned and appointed Major 1st Reg Artillery |
| CLIFFORD, James | Adjutant | Galena | Sep 22, 1864 | Dec 24, 1864 | Promoted Captain Co C |
| CONANT, John | 1st Asst. Surg. | Pecatonica | July9, 1863 | ------ | Resigned Dec 26, 1863 |
| CONANT, John | 2nd Asst. Surg. | Pecatonica | Apr 28, 1863 | Jun 2, 1863 | Promoted |
| COWAN, Luther H | Major | Warren | Nov 29, 1862 | Mar 5, 1863 | Killed in battle May 22, 1863 |
| DUER, John O | Colonel | Galena | May 11, 1865 | Not Mustered | MO Jul 12, 1865 as Lt. Col, Bvt. Brig Gen July 12, 1865 |
| DUER, John O | Lt. Colonel | Galena | Jan 10, 1865 | Mar 26, 1865 | Promoted |
| DUER, John O | Major | Galena | Jun 25, 1863 | Oct 26, 1863 | Promoted |
| FISK, Leander B | Major | Mt Carroll | May 22, 1863 | ------ | Killed in battle Jun 25, 1863 |
| FROHOCK, William T | Adjutant | Mt Carroll | Oct 31, 1861 | Dec 26, 1861 | Promoted Captain Co A |
| GASKILL, James R M | Surgeon | ------ | Jun 22, 1865 | July1, 1865 | Mustered out July 12, 1865 |
| GASKILL, James R M | 1st Asst. Surg. | ------ | May 6, 1864 | Jun 9, 1864 | Promoted |
| KITTOE, Edward D | Surgeon | Galena | Aug 30, 1861 | Dec 26, 1861 | Pro Surgeon of Vol's Dec 4, 1862 by President |
| LYMAN, William | 1st Asst. Surg. | Rockford | Mar 21, 1863 | May 27, 1863 | Resigned Jul 9, 1863 |
| LYMAN, William | 2nd Asst. Surg. | Rockford | Sep 5, 1862 | ------ | Promoted |
| MALTBY, Jasper A | Colonel | Galena | Nov 29, 1862 | Mar 5, 1863 | Pro Brig Gen Aug 4, 1863 |
| MALTBY, Jasper A | Lt. Colonel | Galena | Sep 17, 1861 | Dec 26, 1861 | Promoted |
| ORMSBY, Orange B | Surgeon | Greenville | Apr 15, 1863 | Jun 22, 1863 | Disch, Oct 29, 1864; disability |
| PALMER, James J | Lt. Colonel | Cherry Valley | July13, 1865 | Not Mustered | M.O. Jul 12, 1865 as Major |
| PALMER, James J | Major | Cherry Valley | Jan 10, 1865 | Mar 26, 1865 | Promoted |
| PIATT, John | Quartermaster | ------ | Sep 10, 1861 | ------ | Resigned |
| REED, Robert F | Adjutant | Rock Island | July9, 1865 | Not Mustered | M.O. Jul 12, 1865 as Sgt Major |
| REILLY, Frank W | 1st Asst. Surg. | Chicago | Mar 21, 1862 | ------ | Prom. Surgeon 26th Reg |
| SEALY, Robert P | Colonel | Rockford | Aug 4, 1863 | Not Mustered | Disch, Jan 10, 1865 as 1st Lt. |
| SEALY, Robert P | Lt. Colonel | Rockford | Jun 28, 1863 | Aug 17, 1863 | Promoted |
| SMITH, John Eugene | Colonel | Galena | July23, 1861 | Dec 26, 1861 | Promoted Brig General |
| SMITH, Melanthon | Lt. Colonel | Rockford | Nov 29, 1862 | Apr 14, 1863 | Died of Wounds |
| SMITH, Melanthon | Major | Rockford | Oct 31, 1861 | Dec 26, 1861 | Promoted |
| TAYLOR, William C | Quartermaster | Wataga | Apr 20, 1865 | May 20, 1865 | Mustered out July 12, 1865 |
| VAN DEVERT, Joshua | Major | Warren | July13, 1865 | Not Mustered | M.O. Jul 12, 1865 as Capt |
| WEAVER, Francis | 1st Asst. Surg. | Savanna | Nov 18, 1861 | Dec 26, 1861 | Died |
| WOODWARD, George W | Chaplain | Chicago | Jan 1, 1862 | ------ | Resigned Jan 28, 1863 |