21st Pennsylvania Cavalry
Company I

into Service |
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| Christian R. Pisle | Captain | August 1, 1863 | Resigned October 12, 1863 |
| Arthur Bennett | Captain | August 1, 1863 | Promoted from 1st Lieutenant, November 14, 1863; mustered out with Company, February 20, 1864 |
| William F. Peiffer | 1st Lt. | August 1, 1863 | Promoted from 2d Lieutenant, November 14, 1863; mustered out with Company, February 20, 1864 |
| George W. Daily | 1st Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Samuel S. Walch | Quarter Master Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| James B. Anderson | Commissary Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Jacob Shaffer | Sergeant | August 1, 1863 | Absent, sick, at muster out |
| Lewis H. Sprecher | Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| James Cosgrove | Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| George W. Wilson | Sergeant | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| George W. Bowman | Sergeant | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Solomon Company | Sergeant | August 1, 1863 | Deserted September 8, 1863 |
| Peter Rossnan | Corporal | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| James B. Miller | Corporal | August; 1, 1863 | Mustered out with Company, February 20, 1864 |
| Josiah Mentzer | Corporal | August 1, 1863 | Captured, date unknown |
| John Hughes | Corporal | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| John G. Ocker | Corporal | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Emanuel T. Reed | Corporal | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| William M. Clandy | Corporal | August 1, 1863 | Transferred to Company D, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| John R. Sloan | Corporal | August 1, 1863 | Transferred to Company D, 182d, 3 years’ Regiment P. V., January 26, 1864 |
| William M. M’Clure | Bugler | August 1, 1863 | Transferred to Company C, 182d, 3 years’ Regiment P. V., January 26, 1864 |
| Michael Matthews | Bugler | August 1, 1863 | Transferred to Company L, 182d, 3 years’ regr. P. V., February 20, 1864 |
| HenryBerger | Blacksmith | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| George Pugh | Farrier | August 1, 1863 | Transferred to Company D, 182d, 3 years’ Regiment P. V., January 26, 1864 |
| John R. Strawbridge | Saddler | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Allison, John E. | Private | August 1, 1863 | Absent, sick, at muster out |
| Brown, David P. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Burk, Joseph | Private | August 1, 1863 | Absent, in arrest, at muster out |
| Black, David | Private | August 1, 1863 | Absent, sick, at muster out |
| Brindle, Malachi | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Baker, Jacob | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Berger, John A. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Butler, William | Private | August 1, 1863 | Deserted September 16, 1863; returned; mustered out with Company, February 20, 1864 |
| Brandt, Theodore | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Brown, Charles | Private | August 1, 1863 | Transferred to Company E, 182d. 3 years’ Regiment P. V., February 20, 1864 |
| Bumbaugh, Harm’n | Private | August 1, 1863 | Deserted September 19, 1863 |
| Black, John | Private | August 1, 1863 | Deserted August 9, 1863 |
| Coon, Silas | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Cauffman, Isaiah | Private | August 1, 1863 | Absent, sick, at muster out |
| Calloman, James | Private | August 1, 1863 | Transferred to Company G, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Deck, Frederick | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Douse, John | Private | August 1, 1863 | Absent, sick, at muster out |
| Elliott, Henry W. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Edmiston, Henry C. | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Evens, George A. | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Eutcy, Daniel | Private | August 4, 1863 | Not on muster-out roll |
| Funk, Christopher | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Fisher, Philip | Private | August 1, 1863 | Mustered out with Company, February 20. 1864 |
| Fleck, Daniel S. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Fleck, Scott | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Guipe, Levi | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Grove, John | Private | August, 1863 | Mustered out with Company, February 20, 1864 |
| Guipe, John F. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Gearheart, Christian | Private | August 1, 1863 | Absent, sick, at muster out |
| Grove, Abraham | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Gates, George | Private | August 1, 1863 | Transferred to Company F, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Hamilton, Andrew | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Huher, Frank | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Hughes, George | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Huber, John R. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Huber, Felix L. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Heffner, Samuel | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Hamilton, Wm. A. | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V.,February 20, 1864 |
| Kees, Andrew F. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Kennedy, Thos. M. | Private | August 1, 1863 | Absent, on detached service, at muster out |
| King, John | Private | August 1, 1863 | Transferred to Company G, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Kelly, Cyrus F. | Private | August 1, 1863 | Transferred to Company L, 182d. 3 years’ Regiment P. V., February 20, 1864 |
| Long, Samuel | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Lane, Thomas | Private | August 1, 1863 | Deserted September 19, 1863; returned; mustered out with Company, February 20, 1864 |
| Lovett, James | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Murray, Mortimer | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Myers, Theodore | Private | August 1, 1863 | Absent, sick, at muster out |
| Moser, Harman | Private | August 1, 1863 | Deserted September 19, 1863; returned; mustered out with Company, February 20, 1864 |
| M’Ferren, Henry | Private | August 1, 1863 | Died at Pottsville, Pa., September 6, 1863 |
| M’Cormick. D. J. | Private | August 1, 1863 | Deserted August 22, 1863 |
| Null, Henry | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Nailor, Jacob | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Pilgrim, John R. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Pugh, Henry | Private | August 1, 1863 | Absent, sick, at muster out |
| Pugh, Mark | Private | August 1, 1863 | Captured, date unknown |
| Pfoutz, Joseph | Private | August 1, 1863 | Transferred to Company L, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Patterson, Thomas | Private | August 1, 1863 | Transferred to Company G, 182d, 3 years’ Regiment P. V., February 29, 1864 |
| Reitzel, Henry | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Ridgeley, Edward | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Reed, Jacob | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Richardson, John A. | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20, 1864 |
| Roth, George | Private | August 1, 1863 | Transferred to Company E, 182d, 3 years’ Regiment P. V., February 20,1864 |
| Reed, James B. | Private | August 1, 1863 | Deserted August 19, 1863 |
| Stoner, John A. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Swanger, David C. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Suders, Samuel | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Suders, John | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Snively, Samuel. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Shatzer, Emanuel. | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Saltsman, William | Private | August 1, 1863 | Mustered out with Company, February 20, 1864 |
| Shannon, Joseph | Private | August 1, 1863 | Deserted August 7, 1863 |
| Taylor, William | Private | August 1, 1863 | Transferred to Company G, 182d, 3 years’ Regiment P. V., January 26, 1864 |
| Wagonhouser, Pius | Private | August 1, 1863 | Deserted September 9, 1863; returned; mustered out with Company, February 20, 1864 |
| Wagonhouser, Mart. | Private | August 1, 1863 | Deserted September 21, 1863; returned; mustered out with Company, February 20, 1864 |
| Wonderlich, Wm. | Private | August 1, 1863 | Absent, sick, at muster out |
Source: Bates, Samuel P. History of the Pennsylvania Volunteers, 1861-65, Harrisburg, 1868-1871.