• People of Ohio in the American Civil War (1 C, 517 P)

A

• American Civil War museums in Ohio (2 P)

C

• Cincinnati in the American Civil War (24 P)
• Copperheads (politics) (1 C, 31 P)

M

• Military operations of the American Civil War in Ohio (2 C, 2 P)

U

• Union (American Civil War) monuments and memorials in Ohio (4 P)
• Units and formations of the Union army from Ohio (249 P)

• Ohio in the American Civil War

0–9

• 103rd Ohio Volunteer Infantry Association Barracks

B

• Frederick R. Baker
• Birchard Letter

C

• Camp Chase
• Cincinnati in the American Civil War
• Cleveland in the American Civil War
• Copperhead (politics)

D

• Department of the Ohio

E

• Ex parte Vallandigham

F

• Battle of Fort Fizzle

G

• General Order Number 38
• German Americans in the American Civil War
• Goodale Park
• Grand Army of the Republic Memorial Hall (Ironton, Ohio)

H

• Camp Harrison
• Hundred Days Men

J

• Jefferson Furnace
• John H. Morgan Surrender Site

K

• Kanawha Division
• Knights of the Golden Circle

L

• List of battles fought in Ohio

M

• Fighting McCooks

S

• Sultana (steamboat)

T

• Camp Thomas
• Freeman C. Thompson

U

• USS Undine (1863)

Ξ

• Template:Ohio in the Civil War