Harwood's (Franklin) Engineers. See Union Troops, Regulars.

Haskin's (Joseph A.) Artillery. See Union Troops, Regulars, 1st Regiment, Battery D.

Hawes' (Samuel) Artillery. See Washington Artillery Battalion, post, 2nd Battery.

Hawkins' (Rush C.) Infantry. See New York Troops, 9th Regiment.

Hayes' (Rutherford B.) Infantry. See Ohio Troops, 23rd Regiment.

Hays' (Alexander) Infantry. See Pennsylvania Troops, 63rd Regiment.

Hazlett's (Charles E.) Artillery. See Union Troops, Regulars, 5th Regiment, Battery D.

Heaton's (Henry) Artillery. See Loudoun Artillery, post.

Heffren's (Horace H.) Infantry. See Indiana Troops, 13th Regiment.

Henrico Cavalry. See Virginia Troops, Confederate, 10th Regiment.

Henry's (Samuel) Infantry. See Alabama Troops, Confederate, 9th Regiment.

Henry's (William W.) Infantry. See Vermont Troops, 10th Regiment.

Herbert's (Arthur) Infantry. See Virginia Troops, Confederate, 17th Regiment.

Hero's (Andrew, Jr.) Artillery. See Washington Artillery Battalion, post, 3rd Battery.

Herpst's (Henry H.) Infantry. See Pennsylvania Troops, 121st Regiment.

Hess' (Frank W.) Cavalry. See Pennsylvania Troops, 3rd Regiment.

Hexamer's (William) Artillery. See New Jersey Troops, 1st Battery.

Higginbotham's (John C.) Infantry. See Virginia Troops, Confederate, 25th Regiment.

Higginson's (Henry L.) Cavalry. See Massachusetts Troops, 1st Regiment.

Highland Regiment, Infantry. See New York Troops, 79th Regiment.

Hill's (George H.) Infantry. See Pennsylvania Troops, 55th Regiment.

Hines' (Jonathan D.) Infantry. See Ohio Troops, 12th Regiment.

Hinks' (Edward W.) Infantry. See Massachusetts Troops, 8th Regiment (Militia).

Hoffeditz's (John C. A.) Cavalry. See Pennsylvania Troops, 1st Regiment.

Holcombe Legion. See South Carolina Troops.

Holliday's (Jonas P.) Cavalry. See Vermont Troops, 1st Regiment.

Holmes' (Joseph G.) Infantry. See Pennsylvania Troops, 7th Regiment, Reserves.

Holmes' (William R.) Infantry. See Georgia Troops, Confederate, 2nd Regiment.

Holt's (Thomas) Infantry. See New York Troops, 74th Regiment.

Howard's (Robert V. W.) Artillery. See Union Troops, Regulars, 4th Regiment, Battery L.

Howe's (Albion P.) Artillery. See Union Troops, Regulars, 4th Regiment, Battery G.

Hufty's (Samuel) Infantry. See New Jersey Troops, 9th Regiment.

Hughston's (Robert S.) Infantry. See New York Troops, 144th Regiment.

Hulser's (Oscar F.) Heavy Artillery. See New York Troops, 2nd Regiment.

Hunt's (William J.) Infantry. See New York Troops, 117th Regiment.

Hunton's (Eppa) Infantry. See Virginia Troops, Confederate, 8th Regiment.

Imboden's (John D.) Artillery. See Staunton Artillery, post.

Irwin's (William H.) Infantry. See Pennsylvania Troops, 7th Regiment (Militia).

Jack's (John T.) Infantry. See Pennsylvania Troops, 56th Regiment.

Jackson Guard, Infantry. See New York Troops, 42nd Regiment.

Jackson's (Samuel M.) Infantry. See Pennsylvania Troops, 11th Regiment, Reserves.

Jackson's (Thomas H.) Infantry. See Georgia Troops, Confederate, 15th Regiment.

Jarrett's (Phaon) Infantry. See Pennsylvania Troops, 11th Regiment (Militia).

Jeff. Davis Legion, Cavalry. See Mississippi Troops, Confederate.

Jewell's (J. Grey) Infantry. See District of Columbia Troops, 2nd Battalion (Militia).

Johnson's Command. (Official designation not of record.) See Major Johnson.

Johnson's (Bradley T.) Infantry. See Maryland Troops, Confederate, 1st Regiment.

Johnson's (James W.) Infantry. See West Virginia Troops, 13th Regiment.

Johnston's (John W.) Infantry. See Pennsylvania Troops, 14th Regiment (Militia).

Jones' (try. See Massachusetts Troops, 6th Regiment (Militia).

Jones' (Frank) Infantry. See New York Troops, 31st Regiment.

Jones' (James A.) Infantry. See Ohio Troops, 25th Regiment.

Jones' (Joseph P.) Infantry. See North Carolina Troops, Confederate, 5th Regiment.

Jones' (Theodore) Infantry. See Ohio Troops, 30th Regiment.