The 4th Tank Brigade is an armored formation of the Ukrainian Ground Forces.

[1] The brigade underwent training and preparation for combat, including a final stage of combat readiness at Honcharivske training base, the home of the 1st Tank Brigade, in July 2018.

[5] When Russia invaded Ukraine in February 2022, the 4th Tank Brigade was deployed to help defend the northeastern part of the country.

[5] The brigade played a significant role in the battle of Kharkiv and subsequent Eastern Ukraine offensive.

[3] It was initially deployed in the area of Sloviansk-Kramatorsk as a reserve unit and later stationed south of Izium.