1st Ohio Infantry Regiment

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1st Ohio Infantry Regiment
1st Ohio Infantry Regiment in action at Vienna, Virginia June 17, 1861
Active	1861–64
Country	United States
Allegiance	Union
Branch	Infantry
Type	Regiment
Size	950 soldiers at outset of the war
Engagements	Shiloh, Stones River, Chickamauga, Missionary Ridge, Atlanta Campaign
Commanders
Notable commanders	Alexander M. McCook

The 1st Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. It served in the Western Theater in a number of campaigns and battles.