Md. Firoz Mahmud was born on 2nd February 1984 in Faridpur village of AB Union 9 of Lalpur police station in Natore district. His father, the late Alhaj Md. Abdul Wahed Miah, was a businessman by profession. Mother Mst. Jamila Begum is a gifted woman. He is the ninth among seven sisters and five brothers.
He studied at Baramhati Government Primary School and Kujipukur Government Primary School. He studied at Baramhati Cooperative High School and North Bengal Sugar Mills High School, a reputed school in North Bengal, and passed the SSC examination in the first division. He did HSC from Gopalpur Degree College and passed in second class. After that, he did B.Sc. (Hons) from Rajshahi College, Department of Botany. Rolls ranged from 1 to 3 in most classes since childhood.
After graduation, he worked in a multinational marketing company. Subsequently, since 2016, under the Ministry of Social Welfare (2009 Special Education Policy for the Disabled), Md. Firoz Mahmud has been successfully performing his duties as a Junior Teacher in the Dhanaidaha Haque Autistic & Buddhi Protibondhi Biddaloy.
The main goal is to work for the development of children with disabilities and take steps to improve the quality of education of children with special needs and implement them properly so that these children can move and become like normal people in society. All in all, he intends to shape the Dhanaidaha Haque Autistic & Buddhi Protibondhi Biddaloy as the best institution in the world with the appropriate organization.