Prince Muntaqim was born on 17 March 2007, at the Raja Isteri Pengiran Anak Saleha Hospital in Bandar Seri Begawan.

[2] In honour of the birth of the prince, a 19-gun salute was fired from the cannons on the grounds of Istana Nurul Iman, the official residence of the Sultan of Brunei.

[16] Abdul Muntaqim participated in the Pencak Silat Seni Championships in Tutong District, which were conducted in connection with the festivities of His Majesty's 68th birthday.

[17] During the 5th Brunei Open & Masters Swimming Championship at the Hassanal Bolkiah National Sports Complex, he made two new records which were 1:33.05 in 100 m freestyle and 51.12s in 50 m backstroke.

[21] For the 2019 under-13 Federation of British International Schools in Asia (FOBISIA) Games, Abdul Muntaqim was part of the athletics team sent to represent ISB in Phuket, Thailand.