Ohio Union Regiments

 1st Ohio Infantry (3 months service) 
1st Ohio Infantry (3 years service) 
2nd Ohio Infantry (3 months service) 
2nd Ohio Infantry (3 years service) 
3rd Ohio Infantry (3 months service) 
3rd Ohio Infantry (3 years service) 
4th Ohio Infantry (3 months service) 
4th Ohio Infantry (3 years service) 
5th Ohio Infantry (3 months service) 
5th Ohio Infantry (3 years service)
6th, 8th, 11th Ohio Infantry (1 month service)
6th Ohio Infantry (3 months service) 
6th Ohio Infantry (3 years service) 
7th Ohio Infantry (3 months service) 
7th Ohio Infantry (3 years service) 
8th Ohio Infantry (3 months service) 
8th Ohio Infantry (3 years service) 
9th Ohio Infantry (3 months service) 
9th Ohio Infantry (3 years service) 
10th Ohio Infantry (3 months service)
10th Ohio Infantry (3 years service) 
11th Ohio Infantry (3 months service) 
11th Ohio Infantry (3 years service) 
12th Ohio Infantry (3 months service) 
12th Ohio Infantry (3 years service) 
13th Ohio Infantry (3 months service) 
13th Ohio Infantry (3 years service) 
14th Ohio Infantry (3 months service) 
14th Ohio Infantry (3 years service) 
15th Ohio Infantry (3 months service)
15th Ohio Infantry (3 years service) 
16th Ohio Infantry (3 months service) 
16th Ohio Infantry (3 years service) 
17th Ohio Infantry (3 months service) 
17th Ohio Infantry (3 years service) 
18th Ohio Infantry (3 months service) 
18th Ohio Infantry (3 years service) 
19th Ohio Infantry (3 months service) 
19th Ohio Infantry (3 years service) 
20th Ohio Infantry (3 months service)
20th Ohio Infantry (3 years service) 
21st Ohio Infantry (3 months service) 
21st Ohio Infantry (3 years service) 
22nd Ohio Infantry (3 months service) 
22nd Ohio Infantry (3 years service) 
23rd Ohio Infantry 
24th Ohio Infantry 
25th Ohio Infantry 
26th Ohio Infantry 
27th Ohio Infantry
28th Ohio Infantry 
29th Ohio Infantry 
30th Ohio Infantry 
31st Ohio Infantry 
32nd Ohio Infantry 
33rd Ohio Infantry 
34th Ohio Infantry 
35th Ohio Infantry 
36th Ohio Infantry 
37th Ohio Infantry
38th Ohio Infantry 
39th Ohio Infantry 
40th Ohio Infantry 
41st Ohio Infantry 
42nd Ohio Infantry 
43rd Ohio Infantry 
44th Ohio Infantry 
45th Ohio Infantry 
46th Ohio Infantry 
47th Ohio Infantry
48th Ohio Infantry 
49th Ohio Infantry 
50th Ohio Infantry 
51st Ohio Infantry 
52nd Ohio Infantry 
53rd Ohio Infantry 
54th Ohio Infantry 
55th Ohio Infantry 
56th Ohio Infantry 
57th Ohio Infantry
58th Ohio Infantry 
59th Ohio Infantry 
60th Ohio Infantry (1 year service) 
60th Ohio Infantry (3 years service) 
61st Ohio Infantry 
62nd Ohio Infantry 
63rd Ohio Infantry 
64th Ohio Infantry 
65th Ohio Infantry 
66th Ohio Infantry
67th Ohio Infantry 
68th Ohio Infantry 
69th Ohio Infantry 
70th Ohio Infantry 
71st Ohio Infantry 
72nd Ohio Infantry 
73rd Ohio Infantry 
74th Ohio Infantry 
75th Ohio Infantry 
76th Ohio Infantry
77th Ohio Infantry 
78th Ohio Infantry 
79th Ohio Infantry 
80th Ohio Infantry 
81st Ohio Infantry 
82nd Ohio Infantry 
83rd Ohio Infantry 
84th Ohio Infantry 
85th Ohio Infantry 
86th Ohio Infantry
87th Ohio Infantry 
88th Ohio Infantry 
89th Ohio Infantry 
90th Ohio Infantry 
91st Ohio Infantry 
92nd Ohio Infantry 
93rd Ohio Infantry 
94th Ohio Infantry 
95th Ohio Infantry 
96th Ohio Infantry
97th Ohio Infantry 
98th Ohio Infantry 
99th Ohio Infantry 
100th Ohio Infantry 
101st Ohio Infantry 
102nd Ohio Infantry 
103rd Ohio Infantry 
104th Ohio Infantry 
105th Ohio Infantry 
106th Ohio Infantry
107th Ohio Infantry 
108th Ohio Infantry 
109th Ohio Infantry 
110th Ohio Infantry 
111th Ohio Infantry 
112th Ohio Infantry 
113th Ohio Infantry 
114th Ohio Infantry 
115th Ohio Infantry 
116th Ohio Infantry
117th Ohio Infantry 
118th Ohio Infantry 
119th Ohio Infantry 
120th Ohio Infantry 
121st Ohio Infantry 
122nd Ohio Infantry 
123rd Ohio Infantry 
124th Ohio Infantry 
125th Ohio Infantry 
126th Ohio Infantry
127th Ohio Infantry 
128th Ohio Infantry 
129th Ohio Infantry 
130th Ohio Infantry 
131st Ohio Infantry 
132nd Ohio Infantry 
133rd Ohio Infantry 
134th Ohio Infantry 
135th Ohio Infantry 
136th Ohio Infantry
137th Ohio Infantry 
138th Ohio Infantry 
139th Ohio Infantry 
140th Ohio Infantry 
141st Ohio Infantry 
142nd Ohio Infantry 
143rd Ohio Infantry 
144th Ohio Infantry 
145th Ohio Infantry 
146th Ohio Infantry
147th Ohio Infantry 
148th Ohio Infantry 
149th Ohio Infantry 
150th Ohio Infantry 
151st Ohio Infantry 
152nd Ohio Infantry 
153rd Ohio Infantry 
154th Ohio Infantry 
155th Ohio Infantry 
156th Ohio Infantry
157th Ohio Infantry 
158th Ohio Infantry 
159th Ohio Infantry 
160th Ohio Infantry 
161st Ohio Infantry 
162nd Ohio Infantry 
163rd Ohio Infantry 
164th Ohio Infantry 
165th Ohio Infantry 
166th Ohio Infantry
167th Ohio Infantry 
168th Ohio Infantry 
169th Ohio Infantry 
170th Ohio Infantry 
171st Ohio Infantry 
172nd Ohio Infantry 
173rd Ohio Infantry 
174th Ohio Infantry 
175th Ohio Infantry 
176th Ohio Infantry
177th Ohio Infantry 
178th Ohio Infantry 
179th Ohio Infantry 
180th Ohio Infantry 
181st Ohio Infantry 
182nd Ohio Infantry 
183rd Ohio Infantry 
184th Ohio Infantry 
185th Ohio Infantry 
186th Ohio Infantry
187th Ohio Infantry 
188th Ohio Infantry 
189th Ohio Infantry 
190th Ohio Infantry 
191st Ohio Infantry 
192nd Ohio Infantry 
193rd Ohio Infantry 
194th Ohio Infantry 
195th Ohio Infantry 
196th Ohio Infantry
197th Ohio Infantry 
198th Ohio Infantry 
4th Ohio Battalion Infantry 
11th Ohio Battalion Infantry 
Jones' Independent Infantry Battalion 
Wallace Guards, Infantry 
Dennison Guards, Infantry 
Trumbull Guards, Infantry 
Ohio Departmental Corps, Infantry 
1st Ohio Independent Company,  Sharpshooters
2nd Ohio Independent Company, Sharpshooters 
3rd Ohio Independent Company, Sharpshooters 
4th Ohio Independent Company, Sharpshooters 
5th Ohio Independent Company, Sharpshooters 
6th Ohio Independent Company, Sharpshooters 
7th Ohio Independent Company Sharpshooters 
8th Ohio Independent Company Sharpshooters 
9th Ohio Independent Company Sharpshooters
10th Ohio Independent Company Sharpshooters 
2nd Ohio Militia 
5th US Colored Troops
27th US Colored Troops 
1st Ohio Cavalry 
2nd Ohio Cavalry 
3rd Ohio Cavalry 
4th Ohio Cavalry 
5th Ohio Cavalry 
6th Ohio Cavalry 
7th Ohio Cavalry 
8th Ohio Cavalry 
9th Ohio Cavalry
10th Ohio Cavalry 
11th Ohio Cavalry 
12th Ohio Cavalry 
13th Ohio Cavalry 
Merrill's Horse 
2nd Ohio Battalion Cavalry 
4th Ohio Independent Cavalry Battalion 
5th Ohio Independent Cavalry Battalion 
McLaughlin's Cavalry Squadron 
Harlan's Light Cavalry
3rd Ohio Independent Cavalry Company 
4th Ohio Independent Cavalry Company 
5th Ohio Independent Cavalry Company 
6th Ohio Independent Cavalry Company 
Ohio Union Light Guard 
Company H, 5th West Virginia Cavalry 
Bard's Independent Cavalry Company 
Burdsall's Independent Cavalry 
George's Independent Cavalry 
1st Ohio Heavy Artillery
2nd Ohio Heavy Artillery 
1st Ohio Light Artillery (3 months service) 
1st Ohio Light Artillery (3 years service) 
1st Ohio Independent Battery Light Artillery 
2nd Ohio Independent Battery 
2nd Ohio Independent Battery Light Artillery
3rd Ohio Independent Battery Light Artillery 
4th Ohio Independent Battery Light Artillery 
5th Ohio Independent Battery Light Artillery 
6th Ohio Independent Battery Light Artillery
7th Ohio Independent Battery Light Artillery 
8th Ohio Independent Battery (2 months service) 
8th Ohio Independent Battery (4 months service) 
8th Ohio Independent Battery Light Artillery 
9th Ohio Independent Battery Light Artillery 
10th Ohio Independent Battery Light Artillery 
11th Ohio Independent Battery Light Artillery 
12th Ohio Independent Battery Light Artillery
13th Ohio Independent Battery Light Artillery 
14th Ohio Independent Battery Light Artillery 
15th Ohio Independent Battery Light Artillery 
16th Ohio Independent Battery Light Artillery 
17th Ohio Independent Battery Light Artillery
18th Ohio Independent Battery Light Artillery 
19th Ohio Independent Battery Light Artillery 
20th Ohio Independent Battery Light Artillery 
21st Ohio Independent Battery Light Artillery 
22nd Ohio Independent Battery Light Artillery 
23rd Ohio Independent Battery Light Artillery 
24th Ohio Independent Battery Light Artillery 
25th Ohio Independent Battery Light Artillery
26th Ohio Independent Battery Light Artillery 
Ironton Independent Battery 
Cotter's Independent Battery 
Paulsen's Independent Battery 
Williams' Independent Battery 
1st Ohio Veteran Engineers
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