| 1st Florida Infantry Regiment 1st (McDonell's) Battalion, Florida Infantry 1st and 3rd Consolidated Florida Infantry Regiment | |
|---|---|
 Flag of the 1st Florida Infantry | |
| Active | 1st Florida Infantry Regiment (May 5, 1861 – May 1862) 1st (McDonell's) Florida Infantry Battalion (May 1862 – August 1862) 1st Florida Infantry Regiment (August 1862 – December 1862) 1st and 3rd Consolidated Florida Infantry Regiment (December 1862 – April 9, 1865) 1st Florida Infantry Regiment (April 9, 1865 – April 26, 1865) |
| Country | Confederate States of America |
| Allegiance | Confederate Florida Confederate States of America |
| Branch | Confederate States Army |
| Type | Regiment / Battalion |
| Role | Infantry |
| Part of | Army of Tennessee Army of Mississippi Army of Pensacola |
| Equipment | .69 Springfield Model 1842 |
| Engagements | American Civil War |
| Commanders | |
| Notable commanders | Col. James Patton Anderson Maj. Thaddeus A. McDonell Col. William Miller Col. William S. Dilworth Lt. Col. Elisha Mashburn |
The 1st Florida Infantry Regiment was an infantry regiment raised by the Confederate state of Florida during the American Civil War. Raised for 12 months of service its remaining veterans served in the 1st (McDonell's) Battalion, Florida Infantry from April 1862 on. In August the depleted battalion was consolidated with the 3rd (Miller's) Battalion into the reorganized 1st Florida Infantry Regiment again. In December 1862 it merged with the 3rd Florida Infantry Regiment and received the form it kept till the war's end as the 1st and 3rd Consolidated Florida Infantry Regiment. Fighting as part of the Army of Tennessee in the Western Theater of the American Civil War it was surrendered on April 26, 1865.