- John Wood (H) reduced to the ranks for cowardice and absence without leave
- corp Malachi Davis (H) reduced to the ranks
- corp George Davis (H) reduced to the ranks
- James Sweeney (F) reduced to the ranks 18 Jan 61 [sic; perhaps 18 Jan 62--but I don't have any other evidence he was ever a non-com!]
- 5th sgt Charles Evans (C) reduced to the ranks 24 Dec 61
- corp William H Carpenter (C) reduced to the ranks
- corp Benjamin Vandever (C) reduced to the ranks
- corp John O'Neill (C) reduced to the ranks
- sgt Franklin Clough (A) reduced to the ranks
- sgt Max's Rooke (A) reduced to the ranks
- Benjamin Redheffer (A) reduced to the ranks
- Jacob Geisenhoffer (A) reduced to the ranks
- corp John Biedel (A) reduced to the ranks for disobedience of orders and unsoldierlike [conduct?]
- mus Benjamin Yeager (A) reduced to the ranks
- corp Charles Leipold (A) reduced to the ranks
- sgt Samuel Conrad (E) reduced to the ranks for desertion
- sgt Francis O Dell (E)reduced to the ranks for desertion
- corp John Graham (E) reduced to the ranks for disobedience of orders
- corp Frederick Lehman (G) reduced to the ranks 2 January 1862
- corp Charles Neide (D) reduced to the ranks 9 Jan 62
- corp William Watkins (F) reduced to the ranks 4 Mar 62
- sgt James Bernard (G) reduced to the ranks by order 30 Apr 62
- corp Ralph Montgomery (F) reduced to the ranks 13 May 62
- sgt James Thompson (H) reduced to the ranks 18 May [62]
- corp Charles Barkett (H) reduced to the ranks 20 May [62]
- sgt James Nugent (F) reduced to the ranks 10 June 62 [?]
- sgt James Etter (F) reduced to the ranks 5 Aug 62
- sgt Samuel Hess (F) reduced to the ranks 4 Sep 62
- corp Augustine Montgomery reduced to the ranks for disobedience of orders, 8 Dec 1863
- corp Robert Boyd (F) reduced to the ranks 16 July 62 or 18 June 62
- 1st sgt Robert Boyd (F) reduced to the ranks 31 Mar 63, by sentence of court martial
- corp Francis Higgins (F) reduced to ranks 2 July 1862 "of own accord"
- corp John Boyer (K) reduced to the ranks 25 Apr 64 by order of gen'l court martial
- corp Joseph H Smith reduced to the ranks for being absent while his company was engaged with the enemy, at Wilderness VA
- sgt Penrose Forsyth (A) for being awol and deserting from hospital, 11 Oct 64
- corp Josiah Huntzenburg (D) reduced to the ranks for "disobedience of orders and conduct prejudicial to good order and military discipline", 20 Oct 64
- William Hagerman (D) reduced to the ranks for being awol, 20 Oct 64
- sgt George McMullen (D) reduced to the rank, 7 Nov 64; reduction revoked 11 Nov 64
- corp Charles O'Connell (D) reduced to the ranks, 7 Nov 64
- corp Edward Wood (A) reduced to the ranks 29 Nov 64 for disobedience of orders
- corps Charles O'Connell and Thomas Taylor (D) reduced to the ranks for drunkenness, 4 Mar 65
- corp [William] Hoffman (A) reduced to the ranks 28 Mar 65 for being awol
- corp Charles O'Connell (D) again (!) reduced to the ranks for being awol (s.o.29, HQ 91st PA, 27 May 65)
- corp Thomas Carrick (F) reduced to ranks effective 31 May 85
- corp Benjamin Frederick (K) reduced to ranks effective 31 May 65
[The list of corporals in the list of non-commissioned officers in co E claims that Elliott was reduced, but that is inconsistent with the other information we have (including his entry in the company E descriptive roll), and I'm inclined not to trust it.]
- John Wood (H) was reduced to the ranks for being awol, on 28 Mar 64 (special order 28, HQ 91st PA, 28 Mar 64).
- Corporal William Cloud (K) was reduced to the ranks for "using insolent language to his superior officers" on 10 September 1864.