The 6th Army Corps was one of three army corps of the Ukrainian Ground Forces. The Corps was headquartered in Dnipropetrovsk, Ukraine. Its units are spread across Poltava Oblast, Sumy Oblast, Kharkiv Oblast, and Kirovohrad Oblast The Corps was formed after the collapse of the Soviet Union from a redesignation of the former Soviet 6th Guards Tank Army.
6th Guards Tank Army had incorporated three tank divisions, the 17th Guards, 42nd, and 75th Guards. However the later two were disbanded by 1991−92. In 1992 Zaloga listed the 17th Guards Tank Division and 93rd Motor Rifle Division as being part of the army. However, in 1991−1993 the 254th Motor Rifle Division, was withdrawn from the Southern Group of Forces and joined the 6th Army Corps, garrisoned at Artemivsk. It later became the 254th Mechanised Division.
In Decree of the President of Ukraine No 350/93, 21.08.1993, 'On conferring military ranks', Colonel Ivan Svidi, named as commander of the 17th Guards Tank Division of the 6th Army Corps (Odessa MD), was promoted to Major-General. Thus by August 1993 the Corps had been shifted to the Odessa Military District. On December 3, 1993 Colonel Vladimir Polivoda, Commander 254th Mechanized Division, 6th Army Corps, Odessa Military District was promoted to Major General It later became the 52nd Mechanised Brigade.
In 2004, the Corps disbanded 2 brigades (among them, the 52nd Mechanised Brigade in October 2004) and 3 regiments. One brigade and one regiment were added. In 2006, the Corps almost doubled in size.
The corps was disbanded in 2013 and its commander reportedly becaome the temporary commander of the new Operational Command "South".