The Detective Branch (Bengali: গোয়েন্দা শাখা, romanized: Gōẏēndā śākhā; abbreviated as DB) is a specialized unit of the Bangladesh Police.

[10][11] On 25 March 1999, a body of an informant was recovered from the water tank of Detective Branch headquarters in Minto road in Dhaka.

[12] Assistant Commissioner of Detective Branch Motiur Rahman led a team that detained and tortured a businessman for the purposes of extortion in 2010.

[13][14] The Detective Branch detained and tortured Rehana Yeasmin Dolly of the women's wing of the Bangladesh Nationalist Party from Wari in 2012.

[20] Superintendent of Police Harun-ur-Rashid ordered the withdrawal of three officers of the Detective Branch after they had assaulted a nurse on duty at Shaheed Tajuddin Ahmed Medical College Hospital.

[25] Seven members of the Detective Branch were detained in October 2017 with ransom money after they had kidnapped a businessman in Tekhnaf at a Bangladesh Army check post.

[40] Inspector Yasin Munshi had been involved in a 2011 extrajudicial police killing of a college student, Kazi Imtiaz Hossain Abir.