The 9th Texas Infantry Regiment was a unit of Confederate States Army infantry volunteers organized in December 1861 that fought during the American Civil War. The regiment fought at Shiloh, Perryville, and Stones River in 1862, Chickamauga in 1863, the Atlanta Campaign, Allatoona, and Nashville in 1864, and Spanish Fort and Fort Blakeley in 1865. The remaining 87 officers and men surrendered to Federal forces in May 1865. Two of the regiment's commanding officers were promoted brigadier general.