| BRUSH, Charles H | Serg. Major | --- | Jan 1, 1862 | --- | Promoted Adjutant |
| BULL, Oran M | Serg. Major | La Salle | --- | --- | Killed near Atlanta, Ga, July 21, 1864 |
| CLARK, Augusus W | Serg. Major | --- | Oct 23, 1861 | --- | Discharged Dec 23, 1864 |
| CLARK, Charles H | QM Sergeant | --- | Mar 18, 1862 | Mar 18, 1862 | Discharged Dec 23, 1864 |
| COOK, Charles W | Prin. Musician | Wilmington | Dec 3, 1861 | --- | Mustered out July 22, 1865 |
| COOPER, Stephen | Hosp. Steward | Ottawa | Dec 3, 1861 | Dec 28, 1861 | Prom. 2nd Lt., Co. I |
| CRAWFORD, Frank I | QM Sergeant | --- | Nov 27, 1861 | Dec 27, 1861 | Prom. 2nd Lt., Co. E |
| ELWOOD, John H | Comm. Sergeant | --- | Oct 29, 1861 | Dec 27, 1861 | Promoted 2nd Lt., Co. G |
| GILMORE, John R | Prin. Musician | Ottawa | Oct 15, 1861 | Nov 11, 1861 | Promoted 1st Lt., Co. I |
| HARDING, Seth W | Serg. Major | --- | Oct 15, 1861 | Dec 27, 1861 | Promoted Adjutant |
| HOLDEN, David L | Comm. Sergeant | Frankfort | Dec 5, 1861 | --- | Mustered out July 22, 1865 |
| HUNTER, Hiram A | QM Sergeant | Chillicothe | --- | --- | Promoted Quartermaster |
| MILLER, Charles D | Hosp. Steward | --- | Oct 10, 1861 | Jan 1, 1862 | Disch, Aug 1862; disabil. |
| PHELPS, Walter W | Prin. Musician | --- | Oct 12, 1861 | --- | Disch, Aug 2, 1862; disabil. |
| POWELL, Nelsen E | QM Sergeant | Sullivan | --- | --- | Mustered out July 22, 1865 |
| REED, Daniel | Hosp. Steward | --- | Jan 7, 1862 | Feb 17, 1862 | MO Feb 16, 1865; Detached |
| STRUMP, Thomas B | Hosp. Steward | Ottawa | Nov 4, 1861 | --- | Mustered out July 22, 1865 |
| VINSON, David C | Prin. Musician | Lacon | Nov 2, 1861 | --- | Mustered out July 22, 1865 |
| VORCE, Charles H | Serg. Major | Ottawa | --- | --- | Mustered out July 22, 1865 |
| WEAVER, Thomas C | Serg. Major | --- | --- | --- | Promoted Adjutant |
