Pengiran Abdul Momin LVO (5 December 1927 – 17 May 2008) was a nobleman, politician and diplomat from Brunei who previously served as a member in the Legislative Council and the Menteri Besar of Brunei.^[1]

Quick Facts 4th Menteri Besar, Monarch ...

Yang Amat Mulia Pengiran Dipa Negara Laila Diraja Abdul Momin Ismail DK DSNB DPMB LVO
عبدالمومين اسماعيل
Abdul Momin in 1970
4th Menteri Besar
In office 15 July 1972 – 31 August 1981
Monarch	Hassanal Bolkiah
Preceded by	Yusuf Abdul Rahim
Succeeded by	Office abolished
Other positions Member of Legislative Council In office 6 September 2004 – 17 May 2008 State Secretary In office 1 April 1970 – May 1972 Preceded by Taib Besar Succeeded by Abdul Aziz Umar
Diplomatic positions Permanent Representative of Brunei to the United Nations In office 1994–1995 Preceded by Office established Succeeded by Mohammad Daud Ambassador of Brunei to China In office 1993–1994 Preceded by Office established Succeeded by Abdullah Mohd Jaafar Ambassador of Brunei to India In office 1990–1993 High Commissioner of Brunei to Malaysia In office 1989–1990 Succeeded by Jaya Rajid
Personal details
Born	Pengiran Abdul Momin bin Pengiran Ismail 5 December 1927 Brunei Town, Brunei
Died	17 May 2008 (aged 80) Bandar Seri Begawan, Brunei
Resting place	Telanai Muslim Cemetery
Children	4
Parent(s)	Ismail Menuddin (father) Rokiah Metassan Rajid (mother)
Alma mater	Carleton University
Occupation	Politician diplomat
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Began working with the Brunei government in 1946. Belait District's assistant district officer from August 1958 until 29 September 1959. During that year, he was dispatched to Canada to undertake a public administration course at Carleton University. From 1963 through 1969, he served as Belait District's district officer. He and Abidin Abdul Rashid attended the United Nations (UN) conference on human rights for developing nations from 12 to 18 May 1964, in Kabul, Afghanistan, as delegates of Brunei.^[2] While Dato Mohd Taib Besar was on his retirement vacation on 23 July 1969, he served as acting state secretary. Returned to his position as District Officer in Kuala Belait between 2 September and 1 October 1969. From April 1970 until May 1972, he became the State Secretary of Brunei.^[3]

On 15 July 1972, Sultan Hassanal Bolkiah appointed him as the new Menteri Besar of Brunei, and remained at this post through another council shuffle on 1 July 1974.^[1] He would hold that position until 31 August 1981.^[4] High Commissioner of Brunei to Malaysia from 1989 to 1990, concurrently served as non-resident High Commissioner to India from 1990 until 1993;^[5] on 24 November 1990, he handed his letters of credentials to President R Venkataraman. From 1993 until 1995, served as the non-resident High Commissioner of Brunei to China.^[6][5] Brunei's High Commissioner to the United States in 1995. Brunei's permanent representative to the United Nations from 1994 until 1995.^[3]

Member of the newly reformed Legislative Council on 6 September 2004.^[3]

Abdul Momin passed away at the age of 80 on 17 May 2008. The Sultan himself, expressed his sympathies at the family's Kampong Telanai home.^[7] He was buried at the Telanai Muslim Cemetery.^[3]

Married to Datin Dayang Hajjah Masna binti Haji Yusuf and they have four kids; a son and three daughters,^[3] notably Pengiran Mohammad Yassin,^[8] Pengiran Noraini^[9] and Pengiran Mariana.^[10]

Abdul Momin was given the title of Yang Amat Mulia (The Most Noble) Pengiran Dipa Negara Laila Diraja on 25 June 1970,^[11] and earned the following honours;^[12]