Husin bin Ahmad[a] (born 11 July 1944) is a Bruneian aristocrat, diplomat and retired military officer who served as the first commander of the Royal Brunei Land Forces (RBLF) from 1991 to 1994, and later the Royal Brunei Armed Forces (RBAF) from 1994 until 1997.

On 11 July 1944, Husin bin Ahmad was born in Tutong District's Kampong Keriam.

Dayang Hajah Halimah binti Hussin is his mother's name, while Awang Ahmad bin Mali is his father.

[5] On 10 November 1964, Husin enlisted as a cadet officer in Brunei Malay Regiment (BMR).

Initially, he was assigned to a number of significant roles within the Royal Brunei Malay Regiment (RBMR).

He held the position of Commander of the RBLF for an estimated 3 years before being succeeded by Shari Ahmad on 10 August 1994.

[7] On the same day, he was named the 3rd Commander of the RBAF, succeeding Major General Sulaiman Damit, who had retired from the post.

[12][13] Husin Ahmad has the title of Pehin Datu Harimaupadang and has been assigned to the Additional Manteri 32.

[14] He serves as the chairman of the Council's Supreme Committee, Ibnu Basit Apong, and Mohammad Daud were present for the Sultan's departure from the Royal Berkshire Hall, Jerudong Polo Club on 1 August 2016.