Koval'chuk Serhij Volodymyrovych
(Nov. 1, 1978
-
Feb. 4, 2026
)
- Date of birth
- Nov. 1, 1978
- Date of disappearance
- Feb. 4, 2026
- Disappeared in the area of
- Tykhe, Vovchanska urban community, Chuhuiv District, Kharkiv Oblast
- Rank
- Unknown
- Military Unit
- Unknown
