Rezaqul Haider is a retired Bangladeshi Major General, who is the former director of the Border Guard Bangladesh. Haider also served as the ambassador of Bangladesh to Turkey.
Haider was born on 18 April 1951 in Dhaka, he passed both SSC and HSC from Faujdarhat Cadet College. He did his graduation in Bachelor of Arts under Pakistan Military Academy and Masters in Defence Studies from Allahabad University, India.
He was a student of 45th PMA long course. Haider was commissioned on 29 August 1971. He was later repatriated in 1974.
He became 14th Director General of Bangladesh Rifles on 1 December 2001. He has worked at UNAMET for UNTAET as Chief Military Observer. He is the recipient of The Wiesel Ethics Award '2000 for his contributions to the international civil service.
While he was commandant of the Defence Services Command and Staff College, he was supposed to be appointed Army Chief by Prime Minister Khaleda Zia. But Moeen U Ahmed managed his appointment by cancelling the decision through his batchmate, Major (rtd) Sayeed Eskandar, the younger brother of Khaleda Zia.
In 2005, he was appointed as the ambassador of Bangladesh to the Republic of Turkey.