# List of Illinois Civil War units
## Infantry units

In recognition of Illinois’ six regiments' service in the Mexican War, regimental numbers for infantry in the Civil War began at seven.
* 7th Illinois Infantry Regiment
* 8th Illinois Infantry Regiment
* 9th Illinois Infantry Regiment
* 10th Illinois Infantry Regiment
* 11th Illinois Infantry Regiment
* 12th Illinois Infantry Regiment
* 13th Illinois Infantry Regiment
* 14th Illinois Infantry Regiment
* 15th Illinois Infantry Regiment
* 16th Illinois Infantry Regiment
* 17th Illinois Infantry Regiment
* 18th Illinois Infantry Regiment
* 19th Illinois Infantry Regiment
* 20th Illinois Infantry Regiment
* 21st Illinois Infantry Regiment
* 22nd Illinois Infantry Regiment
* 23rd Illinois Infantry Regiment
* 24th Illinois Infantry Regiment
* 25th Illinois Infantry Regiment
* 26th Illinois Infantry Regiment
* 27th Illinois Infantry Regiment
* 28th Illinois Infantry Regiment
* 29th Illinois Infantry Regiment
* 29th United States Colored Infantry Regiment
* 30th Illinois Infantry Regiment
* 31st Illinois Infantry Regiment
* 32nd Illinois Infantry Regiment
* 33rd Illinois Infantry Regiment
* 34th Illinois Infantry Regiment
* 35th Illinois Infantry Regiment
* 36th Illinois Infantry Regiment
* 37th Illinois Infantry Regiment
* 38th Illinois Infantry Regiment
* 39th Illinois Infantry Regiment
* 40th Illinois Infantry Regiment
* 41st Illinois Infantry Regiment
* 42nd Illinois Infantry Regiment
* 43rd Illinois Infantry Regiment
* 44th Illinois Infantry Regiment
* 45th Illinois Infantry Regiment
* 46th Illinois Infantry Regiment
* 47th Illinois Infantry Regiment
* 48th Illinois Infantry Regiment
* 49th Illinois Infantry Regiment
* 50th Illinois Infantry Regiment
* 51st Illinois Infantry Regiment
* 52nd Illinois Infantry Regiment
* 53rd Illinois Infantry Regiment
* 54th Illinois Infantry Regiment
* 55th Illinois Infantry Regiment
* 56th Illinois Infantry Regiment
* 57th Illinois Infantry Regiment
* 58th Illinois Infantry Regiment
* 59th Illinois Infantry Regiment
* 60th Illinois Infantry Regiment
* 61st Illinois Infantry Regiment
* 62nd Illinois Infantry Regiment
* 63rd Illinois Infantry Regiment
* 64th Illinois Infantry Regiment
* 65th Illinois Infantry Regiment
* 66th Illinois Infantry Regiment
* 67th Illinois Infantry Regiment
* 68th Illinois Infantry Regiment
* 69th Illinois Infantry Regiment
* 70th Illinois Infantry Regiment
* 71st Illinois Infantry Regiment
* 72nd Illinois Infantry Regiment
* 73rd Illinois Infantry Regiment
* 74th Illinois Infantry Regiment
* 75th Illinois Infantry Regiment
* 76th Illinois Infantry Regiment
* 77th Illinois Infantry Regiment
* 78th Illinois Infantry Regiment
* 79th Illinois Volunteer Infantry Regiment
* 80th Illinois Volunteer Infantry Regiment
* 81st Illinois Volunteer Infantry Regiment
* 82nd Illinois Volunteer Infantry Regiment
* 83rd Illinois Volunteer Infantry Regiment
* 84th Illinois Volunteer Infantry Regiment
* 85th Illinois Volunteer Infantry Regiment
* 86th Illinois Volunteer Infantry Regiment
* 87th Illinois Volunteer Infantry Regiment
* 88th Illinois Volunteer Infantry Regiment
* 89th Illinois Volunteer Infantry Regiment
* 90th Illinois Volunteer Infantry Regiment
* 91st Illinois Volunteer Infantry Regiment
* 92nd Illinois Volunteer Infantry Regiment
* 93rd Illinois Volunteer Infantry Regiment
* 94th Illinois Volunteer Infantry Regiment
* 95th Illinois Volunteer Infantry Regiment
* 96th Illinois Volunteer Infantry Regiment
* 97th Illinois Volunteer Infantry Regiment
* 98th Illinois Volunteer Infantry Regiment
* 99th Illinois Volunteer Infantry Regiment
* 100th Illinois Volunteer Infantry Regiment
* 101st Illinois Volunteer Infantry Regiment
* 102nd Illinois Volunteer Infantry Regiment
* 103rd Illinois Volunteer Infantry Regiment
* 104th Illinois Volunteer Infantry Regiment
* 105th Illinois Volunteer Infantry Regiment
* 106th Illinois Volunteer Infantry Regiment
* 107th Illinois Volunteer Infantry Regiment
* 108th Illinois Volunteer Infantry Regiment
* 109th Illinois Volunteer Infantry Regiment
* 110th Illinois Volunteer Infantry Regiment
* 111th Illinois Volunteer Infantry Regiment
* 112th Illinois Volunteer Infantry Regiment
* 113th Illinois Volunteer Infantry Regiment
* 114th Illinois Volunteer Infantry Regiment
* 115th Illinois Volunteer Infantry Regiment
* 116th Illinois Volunteer Infantry Regiment
* 117th Illinois Volunteer Infantry Regiment
* 118th Illinois Volunteer Infantry Regiment
* 119th Illinois Volunteer Infantry Regiment
* 120th Illinois Volunteer Infantry Regiment
* 122nd Illinois Volunteer Infantry Regiment
* 123rd Illinois Volunteer Infantry Regiment
* 124th Illinois Volunteer Infantry Regiment
* 125th Illinois Volunteer Infantry Regiment
* 126th Illinois Volunteer Infantry Regiment
* 127th Illinois Volunteer Infantry Regiment
* 128th Illinois Volunteer Infantry Regiment
* 129th Illinois Volunteer Infantry Regiment
* 130th Illinois Volunteer Infantry Regiment
* 131st Illinois Volunteer Infantry Regiment
* 132nd Illinois Volunteer Infantry Regiment
* 133rd Illinois Volunteer Infantry Regiment
* 134th Illinois Volunteer Infantry Regiment
* 135th Illinois Volunteer Infantry Regiment
* 136th Illinois Volunteer Infantry Regiment
* 137th Illinois Volunteer Infantry Regiment
* 138th Illinois Volunteer Infantry Regiment
* 139th Illinois Volunteer Infantry Regiment
* 140th Illinois Volunteer Infantry Regiment
* 141st Illinois Volunteer Infantry Regiment
* 142nd Illinois Volunteer Infantry Regiment
* 143rd Illinois Volunteer Infantry Regiment
* 144th Illinois Volunteer Infantry Regiment
* 145th Illinois Volunteer Infantry Regiment
* 146th Illinois Volunteer Infantry Regiment
* 147th Illinois Volunteer Infantry Regiment
* 148th Illinois Volunteer Infantry Regiment
* 149th Illinois Volunteer Infantry Regiment
* 150th Illinois Volunteer Infantry Regiment
* 151st Illinois Volunteer Infantry Regiment
* 152nd Illinois Volunteer Infantry Regiment
* 153rd Illinois Volunteer Infantry Regiment
* 154th Illinois Volunteer Infantry Regiment
* 155th Illinois Volunteer Infantry Regiment
* 156th Illinois Volunteer Infantry Regiment
* Sturgis Rifles

## Cavalry units

* 1st Regiment Illinois Volunteer Cavalry
* 2nd Regiment Illinois Volunteer Cavalry
* 3rd Regiment Illinois Volunteer Cavalry
* 4th Regiment Illinois Volunteer Cavalry
* 5th Regiment Illinois Volunteer Cavalry
* 6th Regiment Illinois Volunteer Cavalry
* 7th Regiment Illinois Volunteer Cavalry
* 8th Regiment Illinois Volunteer Cavalry
* 9th Regiment Illinois Volunteer Cavalry
* 10th Regiment Illinois Volunteer Cavalry
* 11th Regiment Illinois Volunteer Cavalry
* 12th Regiment Illinois Volunteer Cavalry
* 13th Regiment Illinois Volunteer Cavalry
* 14th Regiment Illinois Volunteer Cavalry
* 15th Regiment Illinois Volunteer Cavalry
* 16th Regiment Illinois Volunteer Cavalry
* 17th Regiment Illinois Volunteer Cavalry
Named Units
* Barker's Dragoons
* Carmichael's Independent Cavalry Company
* Dollins' Independent Cavalry Company
* Ford's Independent Cavalry Company
* Gilbert's Independent Cavalry Company
* Hutchins' Independent Cavalry Company
* Jenks' Independent Cavalry Company
* Dodson's Kane County Independent Cavalry Company
* Marx's Independent Cavalry Company
* McClellan Dragoons
* McClernand's Body Guard
* Naughton's Irish Dragoons
* O'Harnett's Independent Cavalry Company
* Schambeck's Independent Cavalry Company
* Sherer's Independent Cavalry Company
* Stewart's Independent Cavalry Battalion
* Stewart's Independent Cavalry Company
* Thielman's Independent Cavalry Battalion
* Thielman's Independent Cavalry Company

## Mounted infantry units

* 9th Illinois Volunteer Mounted Infantry Regiment
* 92nd Illinois Volunteer Mounted Infantry Regiment
* 98th Illinois Volunteer Mounted Infantry Regiment
* 123rd Illinois Volunteer Mounted Infantry Regiment

## Artillery units

Named Units
* Bridges' Battery Illinois Light Artillery
* Chicago Board of Trade Independent Battery Light Artillery
* Chicago Mercantile Independent Battery Light Artillery
* Cogswell's Battery Illinois Light Artillery
* Colvin's Battery Illinois Light Artillery
* Renwick's Elgin Battery Illinois Light Artillery
* Henshaw's Battery Illinois Light Artillery
* Springfield Illinois Light Artillery (Vaughan's)