After her husband's death in September 2017, his successor and her brother-in-law Sultan Sallehuddin, bestowed upon her the title Che Puan Besar of Kedah, roughly equivalent to the queen dowager.

Born on 15 July 1953 in Kampung Matang Jelutong, Bagan Serai, Perak.

She is the fourth of seven siblings born to father Haji Hamidun bin Taib and mother Hajah Isma binti Mohamad.

[1] Tuanku Hajah Haminah is known to enjoy golf, tennis, badminton, lawn bowling and music.

[2] She has participated in various golf tournaments in Kedah and initiated amateur women's golf tournaments such as the Kedah International Red Tee Invitational, as well as being invited as the royal guest for the International Lawn Bowls Mahsuri Cup in Langkawi.