[1] Siddiqui was born in 1950 in Dargahpur, Assasuni Upazila, Satkhira District, East Bengal, Pakistan.
[3] Siddiqui served in a special committee to investigate the separation of the judiciary and executive branch in 2007.
[4] In 2009, Siddiqui and Justice Mohammad Anwarul Haque refused to hear a petition related to cantonment residence of former Prime Minister Khaleda Zia as they had handled documents related to the property.
[5] In July 2012, Siddiqui and Justice Abu Taher Md Saifur Rahman granted bail to Bangladesh Nationalist Party men accused of killing a bus driver in an arson attack.
[3] Siddiqui died on 19 August 2018 at the Ibne Sina Hospital, Dhaka, Bangladesh.