Sirenko Kostjantyn Vasyl'ovych

(June 11, 1985 - Sept. 28, 2022 )

Date of birth: June 11, 1985
Date of disappearance: Sept. 28, 2022
Date of release from captivity: May 25, 2025
From: Nechayivka, Chervonoslobidska rural community, Cherkasy District, Cherkasy Oblast
Disappeared in the area of: Kup'jans'k, Kupianska urban community, Kupiansk District, Kharkiv Oblast
Rank: Unknown
Military Unit: 20th separate rifle battalion