[source: Descriptive rolls of 91st PA; National Archives and Record Administration]
[second register of deaths]
[related page: summaries of deaths]
[related page: names of members of the 91st PA who died during the war]
Register of Deaths.
| No. | Names | Rank. | When. | Where. | Cause. | Remarks. |
| 1 | John Mallon | Private | April 26th 1862 | Alexandria | Drownded [sic] | |
| 2 | Samuel Chambers | 5th Corpl | Decer 14th | Annapolis | Bilious Pulmonia | a Paroled Prisoner |
| 3 | Lewis Lammy | Private | June 26 1863 | Washington | Wounded in action at the Battle of Chancellorsville | |
| 4 | Michael Keane | " | May 8th /64 | Laurel Hill | Killed in Action | wounded in left Brest [sic] |
| 5 | Robert Chism | Sergt | May 7th /64 | near Chancell | Stampede of Horses [?] on the night of 7th May | |
| 6 | Daniel S Leidheiser | Private | May 23 /64 | North Anna | Shot in the Knee | Amputation of leg |
| 7 | William H Johnson | " | June 19 /64 | Petersburg | Killed in action | Shot in the Head |
| 8 | John Costello | " | Oct 27 /64 | Hatchers Run Va | " | " " " Head [?] |
| 9 | James Fitzsimons | Sergt | Feb 6 /65 | " " | " | " " " |
| 10 | Jon Hamilton | Priv | Oct 27 /65 [sic] | " " | " | " " " |