She is known for Pothghat Manusher Naam and Amar Piraner Kono Map Nei.
[2] Rosy was born on 1 January 1949 in Satkhira District of the then East Pakistan.
She obtained her bachelor's and master's degrees in Bangla literature from the University of Dhaka.
Rosy started her career by joining in the government service and retired as an officer from the Press Information Department in 2007.
[4] In 2013, Rosy testified against the convicted war criminal and former Jamaat leader Abdul Quader Molla standing trial at the International Crimes Tribunal on charges of crimes against humanity.