Iqbal Hasan Mahmud Tuku

Mahmud was born into a Bengali Muslim family of Taluqdars in the village of Koyelgati in Sheyalkol Union, Sirajganj which was formerly in Pabna District, Pakistan. His father was Abdullah al Mahmood, a noted politician and former minister in East Pakistan, and his grandfather was Derazuddin Taluqdar.

Mahmud served as the State Minister of Power in the Bangladesh Nationalist Party government from 2001 to 2006. Bangladesh Anti Corruption Commission on 21 March 2007 filed a case, accusing him of accumulating 25 million taka through illegal means. On 15 November 2007, he was sentenced by a special court to nine years in jail in the case. He filed an appeal against the verdict in December 2007. On 16 June 2011, he was acquitted in Bangladesh High Court. On 4 December 2011 the Anti Corruption commission filed an appeal against the verdict. His acquittal was scrapped in the Appellate Division on 27 January 2014. He filed an appeal which was disposed in 2016 and a new hearing ordered in the Appellate Division.

Mahmud was the eldest son of Abdullah al Mahmood, Minister of Industries and Natural Resources of Pakistan, and the brother-in-law of former Deputy Prime Minister of Bangladesh M.A. Matin. His daughter is married to a son of Awami League politician Sheikh Selim.