Chowdhury Abdullah Al-Mamun (born 12 January 1964) is a former Bangladeshi police officer who served as the 31st

Inspector general of Bangladesh Police The Inspector General of Police (IGP) is the senior-most and highest ranked police officer of Bangladesh and the head of the Bangladesh Police, who oversees all police activities throughout the country. He reports directly to the Ministry of Home ...

(IGP) from 30 September 2022 to 6 August 2024. Prior to this, he served as the director general of

Rapid Action Battalion Rapid Action Battalion (; abbreviated as RAB) is an anti-crime and anti-terrorism unit of the Bangladesh Police. This elite force consists of members of the Bangladesh Army, Bangladesh Navy, Bangladesh Air Force, Bangladesh Police, Border Guard ...

(RAB). Before joining RAB, he was the chief of

Criminal Investigation Department The Criminal Investigation Department (CID) is the branch of a police force to which most plainclothes criminal investigation, detectives belong in the United Kingdom and many Commonwealth of Nations, Commonwealth nations. A force's CID is disti ...

(CID).

Early life

Al-Mamun was born on 12 January 1964 in the village of Shreehail under

Sullah Upazila Sullah (, also spelt Sulla, is an upazila (sub-district) of the Sunamganj District, located in Bangladesh's Sylhet Division. Its headquarters is located in Ghungiargaon. History It is generally thought that the area presently comprising Sullah Up ...

Sunamganj District Sunamganj District (), is a district located in north-eastern Bangladesh in Sylhet Division. History In the ancient period, Sunamganj was part of the Laur Kingdom. After the conquest of Sylhet (Kingdom of Gauiurh) in 1303 by Muslims under the sp ...

Career

Al-Mamun joined Bangladesh Police as an assistant superintendent of police in 1989. He served as Deputy Superintendent, Crime in

Narayanganj District Narayanganj District () is a district in central Bangladesh which is a part of Dhaka Division. It is the smallest district in Bangladesh. It is home to the ancient city of one of the oldest industrial districts in the country. The district lies on ...

in 1991-1993, as Deputy Superintendent (Armed Police),

Gazipur District Gazipur District () is a district in central Bangladesh, that is part of the Dhaka Division. It has an area of 1806.36 km2. It is the home district of Tajuddin Ahmad, the first Prime Minister of Bangladesh and has been a prominent centre o ...

in 1993-1995, and as Deputy Superintendent in CID from 1995-1997. Thereafter, served as SDPO Habiganj in 1997-1999 and SDPO Sadar, Sylhet, 1999-2000. Promoted as Additional SP in 2000, he served as Addl. SP (HQ), Comilla in 2000-2001, and thereafter in Range Reserve Forces and PTCs. He was promoted as SP in December 2006 and posted as SP, Nilphamari. From October 2007 he was appointed as SP, Narail where he served till 2009. He was promoted to DCP (Security) in DMP in the rank of AIG in 2009. Promoted to DIG, Mymensingh Range, from 2011 to 2013, as DIG, Dhaka Range from 2013 to 2015, and as ADG in the RAB from 2015 to 2018. Thereafter, he was Addl. IGP in PSpecial Branch from 2018 to 2020 Mamun was promoted to Additional IG grade-I in October 2021. During his service period he served as superintendent of Police in Nilphamari district, deputy commissioner in Dhaka Metropolitan Police and as Deputy Inspector General in Mymensingh and Dhaka Range and Police Headquarters. Al-Mamun was appointed IGP on 22 September 2022 and assumed his position on 30 September. He was scheduled to retire on 11 January 2023, as he would the age limit for governmental service. But he was appointed on a contractual basis for a period of one and half years from 12 January 2023 to 11 July 2024. On 5 July 2024, his tenure was extended again, up to 11 July 2025. At the aftermath of the

non-cooperation movement Non-cooperation movement may refer to: * Non-cooperation movement (1919–1922), during the Indian independence movement, led by Mahatma Gandhi against British rule * Non-cooperation movement (1971), a movement in East Pakistan * Non-cooperatio ...

and the overthrow of

Sheikh Hasina Sheikh Hasina (''née'' Wazed; born 28 September 1947) is a Bangladeshi politician who served as the tenth prime minister of Bangladesh from June 1996 to July 2001 and again from January 2009 to August 2024. Premiership of Sheikh Hasina, Her ...

, his contract was cancelled on 6 August 2024 and

Md. Moinul Islam Md. Mainul Islam, NDC, is a Bangladeshi diplomat and retired officer of the Bangladesh Police. He is currently serving as the Bangladesh envoy to Poland. He served as the 30th Inspector General of Police (Bangladesh), Inspector General of Banglade ...

was appointed as the new IGP. On 3 September 2024, Al-Mamun, along with another former IGP, A. K. M. Shahidul Haque, were arrested from Uttara area of Dhaka. They are both facing multiple cases, including murder cases. On 17 September, he was arrested in six more murder cases filed with Uttara East and West police stations. Al-Mamun's trial began on 20 November 2024. Along with seven others, Al-Mamun was accused of

crimes against humanity Crimes against humanity are certain serious crimes committed as part of a large-scale attack against civilians. Unlike war crimes, crimes against humanity can be committed during both peace and war and against a state's own nationals as well as ...

genocide Genocide is violence that targets individuals because of their membership of a group and aims at the destruction of a people. Raphael Lemkin, who first coined the term, defined genocide as "the destruction of a nation or of an ethnic group" by ...

and overseeing massacres during the response to the non-cooperation movement.

U.S. sanctions

On 10 December 2021, the

U.S. Department of the Treasury The Department of the Treasury (USDT) is the national treasury and finance department of the federal government of the United States. It is one of 15 current U.S. government departments. The department oversees the Bureau of Engraving and ...

added Al-Mamun to its

Specially Designated Nationals The Specially Designated Nationals and Blocked Persons List, also known as the SDN List, is a United States government sanctions/embargo measure targeting U.S.-designated terrorists, officials and beneficiaries of certain authoritarian regimes, a ...

(SDN) list over the

Killing of Ekramul Haque Killing of Ekramul Haque refers to the extrajudicial killing of Ekramul Haque, councillor of Teknaf Municipality Ward three, by a unit of the Rapid Action Battalion. He was elected as councilor in Teknaf Municipality three times in a row as a ca ...

under the

Global Magnitsky Act The Magnitsky Act, formally known as the Russia and Moldova Jackson–Vanik Repeal and Sergei Magnitsky Rule of Law Accountability Act of 2012, is a bipartisan bill passed by the U.S. Congress and signed into law by President Barack Obama in D ...

. Individuals on the list have their assets blocked and U.S. persons are generally prohibited from dealing with them.

Personal life

Al-Mamun is married to Tayyaba Musarrat Jaha.

References

{{DEFAULTSORT:Mamun, Chowdhury Abdullah Living people 1964 births People from Sunamganj District Adamjee Cantonment College alumni Bangladeshi police officers Rapid Action Battalion officers Specially Designated Nationals and Blocked Persons List People sanctioned under the Magnitsky Act Criminal Investigation Department (Bangladesh) officers Inspectors General of Police (Bangladesh) People indicted for crimes against humanity Bangladesh Police Academy alumni