The 21st Separate Mechanized Brigade (A4689) is a formation of the Ukrainian Ground Forces.
History
On 11 June 2023, during the 2023 Ukrainian offensive, it was reported that elements of the Brigade had taken part in an assault near Orikhiv in the Zaporizhzhia region involving German-made Leopard 2 tanks.
On 6 December 2024, armed forces day, the battle flag was presented to the unit by the President of Ukraine Volodymyr Zelenskyy.
The unit took part in combat in the eastern Bakhmut and north-eastern Kupyansk sectors. Later it thought at the Kharkiv front. The brigade was also one of the elements that operated in Russian territory during the Kursk campaign.
On 23 August 2025 the unit was awarded the honorary award For Courage and Bravery by the President.
Structure 21st Mechanized Brigade Headquarters 34th Rifle Battalion 38th Rifle Battalion 408th Rifle Battalion 411th Rifle Battalion 1st Mechanized Battalion 2nd Mechanized Battalion 3rd Mechanized Battalion Tank Battalion Falcon Battalion (UAV) Artillery Group Artillery Group Headquarters 1st Artillery Battalion 2nd Artillery Battalion Rocket Artillery Battalion Anti-Tank Battalion Anti-Aircraft Defense Battalion Engineer Battalion Logistic Battalion Reconnaissance Company Maintenance Company Signal Company Radar Company Medical Company CBRN Company Shkval Company
Equipment The Brigade is equipped with western donated tanks and IFVs. TypeImageOriginNumberNoteArmored Fighting VehiclesCV-90Sweden?Donated by SwedenRosomakPoland?Donated by PolandTanksStridsvagn 122Sweden?Donated by SwedenLeopard 2A6Germany?Donated by Germany and Portugal Commanders Colonel Pavel Iltsiv (As of 08.2024) Colonel Andriy Kapkovsky (—26 June 2025) Colonel Octavian Botnar (June 2025—)
References