[source: Descriptive rolls of 91st PA; National Archives and Record Administration]
[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 | Patrick Costello | Privt | Hosp. City Point | |||
| [the name is crossed out, presumably because he didn't die] | ||||||
| 2 | Richard Welsh | " | May 12 /65 | Armory Sq Hospt | Pleurisy Pneumonia | |
| 3 | Daniel Wartinby | " | June 3 /65 | " " | Typhoid Fever | |