Ismail bin Omar Abdul Aziz was a Malaysian nobleman and politician who became the first State Mufti of Brunei under the Ministry of Religious Affairs office, later State Mufti Office. He was a well-respected Malaysian expatriate ulema whom have contributed greatly to Islam and the people, notably for the State of Johor and Brunei.

The Royal Brunei Mausoleum is a Royal Mausoleum of Brunei located at Jalan Tutong, Bandar Seri Begawan, Brunei. The Mausoleum is the main resting place and burial ground for several Sultans of Brunei and members of the Royal Family. The Royal Mausoleum was opened during the reign of Sultan Omar 'Ali Saifuddin I who later became the first monarch to be buried in the Mausoleum when he died in 1795.