23rd Reconnaissance Battalion (Ukraine)

In 2015, the 23rd Separate Rifle Battalion was created to defend Kyiv.^[1]

Following the 2022 Russian invasion of Ukraine, volunteers joined the battalion and it saw combat action.^[1] On 24 March 2022, a soldier of the battalion (Korchak Ihor Valeriovych) was killed in action during the Battle of Kyiv.^[2] In March 2022, it took part in the Battle of Irpin and also performed clearing operations after the city's liberation.^[3]

It saw heavy action in Novomykhailivka. On 15 July 2022, a soldier of the battalion (Barvytsky Mykola Ivanovych) was killed in action in Novomykhailivka.^[4] On 17 July 2022, a soldier of the brigade (Fedyuk Leonid Bohdanovych) was killed in action in Novomykhailivka.^[5][6] On 31 July 2022, a soldier of the battalion (Lytvynenko Oleh Anatoliovych) was killed in action in Novomykhailivka.^[7] On 2 August 2022, a soldier of the battalion (Piven Dmytro Oleksandrovych) was killed in action in Novomykhailivka.^[8] On 20 August 2022, two soldiers of the battalion (Dimitryuk Oleksi Volodymyrovych^[9] and Rabukha Artem Hryhorovych^[10]) were killed in action in Novomykhailivka. On 22 August 2022, four soldiers of the battalion (Siryk Jurij Volodymyrovych,^[11] Polova Kyrylo Borysovych,^[12] Kovalenko Volodymyr Viktorovych^[13] and Sutulin Anatoli Anatoliovych^[14]) were killed in combat in Novomykhailivka. On 24 August 2022, a soldier of the brigade (Svirhun Viktor Mykhailovych) was killed in combat in Novomykhailivka.^[15] On 26 August 2022, two soldiers of the battalion (Boldyryev Oleksi Serhiovych^[16][17] and Shmatko Jurij Andrijovych^[18]) were killed in combat in Novomykhailivka. On 28 August 2022, two soldiers of the battalion (Arestanov Kostantyn Volodymyrovych^[19] and Berestenko Semen Semenovych^[20]) were killed in combat in Novomykhailivka. On 31 August 2022, a soldier of the battalion (Smal Roman Borysovych) was killed in combat in Novomykhailivka.^[21]

On 6 September 2022, a soldier of the battalion (Shlonkin Oleh Olehovych) was killed in Donetsk Oblast.^[22] On 8 September 2022, a soldier of the battalion (Horzov Vasyl Mykhailovych) was killed in action during the Battle of Shakhtarsk.^[23][24] On 21 September 2022, a soldier of the battalion (Ipati Ivan Yuriovych) was killed in action during the Battle of Shakhtarsk.^[25]

On 1 November 2022, two soldiers of the battalion (Tsarenko Maksym Volodymyrovych^[26] and Shevel Oleksandr Viktorovych^[27]) were killed in combat in Donetsk Oblast. On 5 November 2022, a soldier of the battalion (Lupanchuk Vadym Oleksandrovych) went MIA.^[28] On 19 November 2022, two soldiers of the battalion (Yatsenko Vitali Viktorovych^[29] and Lazarenko Vyacheslav Mykolaiovych^[30]) were killed in combat in Donetsk Oblast.

In 2023–2024, it saw heavy action during the Battle of Lyman in Donetsk Oblast suffering ~20 killed and ~80 wounded.^[31] A soldier of the battalion (Yefimov Dmytro Valentynovych) was killed in combat on 31 March 2023, in Torske.^[32] As of August 2023, the battalion was fighting in the Donetsk Oblast as part of the 63rd Separate Mechanized Brigade.^[33] On 6 September 2023, a soldier of the battalion (Savelev Yevheni Anatoliovych) was killed in combat in Velyka Novosilka.^[34] On 30 November 2023, a soldier of the battalion (Shkurat Andri Serhiovych) was killed in action.^[35]

On 25 January 2024, a soldier of the battalion (Tarasenko Mykola Serhiovych) was killed in action in Torske.^[36][37] On 21 February 2024, a soldier of the battalion (Shpyryn Dmytro Mykolaiovych) was killed in action during the Battle of Kreminna.^[38] On 17 May 2024, the battalion conducted combined air and ground drone attacks on Russian positions^[39] and a soldier of the battalion (Savchenko Oleksi Yuriovych) was killed in action in Donetsk Oblast.^[40] On 12 July 2024, a soldier of the battalion (Prokopenko Denys Oleksandrovych) was killed in action in Donetsk Oblast.^[41] In July 2024, it was conducting FPV drone attacks.^[42] On 30 July 2024, a soldier of the battalion (Hrybovsky Yakiv Mykhailovych) was killed in action.^[43] On 7 August 2024, two soldiers of the battalion (Bilous Andri Volodymyrovych^[44] and Tur Yevheni Oleksiovych^[45]) were killed in Torske. On 17 August 2024, a soldier of the Battalion (Benzhytsky Andri Yuriovych) was killed in action.^[46] In late August 2024, it was using ground drones armed with artillery ammunition on the battlefield.^[47]

On 5 September 2024, a soldier of the battalion (Parkhomenko Pavlo Oleksandrovych) was killed during the Battle of Kreminna.^[48][49] On 7 September 2024, a soldier of the battalion (Sysoyev Pavlo Oleksandrovych) was killed in action.^[50] In September 2024, it was deployed to fight in Kharkiv Oblast as part of the 116th Mechanized Brigade. On 22 September 2024, two soldiers of the battalion (Mako Dmytro Serhiovych^[51] and Vnukov Yuri Stanislavovych^[52]) were killed during the Battle of Kupiansk. On 23 September 2024, a soldier of the battalion (Pavlynsky Dmytro Yuriovych) was killed during the Battle of Kupiansk.^[53] In September 2024, its personnel were demanding the resignation of the battalion commander.^[54] On 15 October 2024, a soldier of the battalion (Kosenko Anton Serhiovych) was killed during the Battle of Kupiansk.^[55] On 17 October 2024, a soldier of the battalion (Budko Serhi Oleksandrovych) was killed during the Battle of Kupiansk.^[56] In December 2024, the battalion was withdrawn from the frontlines for replenishment.^[57]

In February 2025, it became part of the 118th Mechanized Brigade and was deployed to take part in the Battle of Orikhiv.^[57] In August 2025, it was transformed into a reconnaissance battalion.^[57]

• Colonel Demchuk Oleksandr Mykolayovych (February 2022-October 2023)
• Lieutenant Colonel Avgustinovych Dmytro Viktorovych (November 2023-)