Mohammad Abdul Hannan Khan, chief coordinator of the investigation agency of the International Crimes Tribunal (ICT), died of Covid-19 at a hospital in the capital on Sunday noon.
He breathed his last at Combined Military Hospital (CMH) at 12:45pm while undergoing treatment.
Senior Officer International Crimes Tribunal M Sanaul Haque of confirmed the news.
The freedom fighter was admitted to the hospital on Thursday as his condition deteriorated.
Hannan and all his family members tested positive on Thursday.