Saiful Islam Duke

 Saiful Islam Duke is a retired Lieutenant Commander of Bangladesh Navy. He is the Nephew of former Prime Minister Khaleda Zia.

Career
Duke was a retired Lieutenant Commander of Bangladesh Navy. He worked as the Personal Secretary to Prime Minister Khaleda Zia. Duke and is his brother in law, Directorate General of Forces Intelligence officer Lieutenant Colonel Saiful Islam Joarder were charged with involvement in the 2004 Dhaka grenade attack on former Prime Minister Sheikh Hasina. He is accused of aiding Maulana Tajuddin, main supplier of the grenades used in the attack and member of terrorist groups based in Pakistan, in fleeing Bangladesh. he along with the other accused were indicted on 19 March 2012. Duke was arrested on 27 August 2010 by the Criminal Investigation Department. He is currently being tried for his role in the attacks. He had secured bail in the case in 2014.

Personal life
Duke is the nephew of former Prime Minister Khaleda Zia.