44th Missouri Infantry Regiment was a infantry unit from Missouri that served in the Union Army during the latter part of the American Civil War. The regiment was organized in August and September 1864 to serve for 12 months, with the tenth company only serving six months. Beginning in November, the unit fought in the Franklin–Nashville Campaign. At the Franklin on 30 November 1864, the regiment suddenly found itself in the center of an extremely bloody fight. In March and April 1865, the regiment was part of the expedition that seized Mobile, Alabama. The soldiers were mustered out of Federal service in mid-August 1865.
The 44th Missouri Infantry Regiment organized at St. Joseph, Missouri between 22 August to 7 September 1864. Companies A through I were to serve for one year, while Company K was only to serve for six months. The field officers were Colonel Robert C. Bradshaw, Lieutenant Colonel Andrew J. Barr, and Major Roger A. De Bolt. Bradshaw’s commission ran from 4 August 1864 and he was from St. Joseph. Barr’s commission was dated 28 September and he was from Richmond, Missouri. De Bolt’s commission ran from 3 November and he was from Trenton, Missouri. Each infantry company had one captain, one first lieutenant, and one second lieutenant. The adjutant was Hanson H. Ware, the quartermaster was J. M. Hoskinson, and the surgeon was Henry Schoenich. The chaplain was Thomas B. Bratton.
Colonel Bradshaw joined the 25th Missouri Infantry Regiment in June 1861 as a private and rose to the rank of captain before resigning in January 1864. He joined the 87th Enrolled Missouri Militia Regiment on 13 July 1864 with the rank of major and two days later became lieutenant colonel. At the conclusion of hostilities, Bradshaw earned appointment as brevetbrigadier general for war service. Lieutenant Colonel Barr was discharged on 15 May 1865 and Major De Bolt was discharged on 12 July 1865.