https://www.malaymail.com/news/malaysia/2023/09/08/former-tunku-ampuan-of-negeri-sembilan-tunku-ampuan-najihah-dies-at-age-100/89657
(with photo)

KUALA LUMPUR, Sept 8 ― Former Tunku Ampuan of Negeri Sembilan Tunku Ampuan Najihah Almarhum Tunku Besar Burhanuddin died at the age of 100 today.

She breathed her last at the Cardiac Vascular Sentral Kuala Lumpur here at 6.53am.

Tunku Ampuan Najihah was the country’s Raja Permaisuri Agong between 1994 and 1999.

State Secretary Datuk Mohd Zafir in a statement said the lying-in-state of the remains of Tunku Ampuan Najihah will be held at Istana Besar Seri Menanti before being laid to rest at the Seri Menanti Royal Mausoleum after Asar prayers today.

Mohd Zafir said the state will observe a one-day mourning period today over the demise of Tunku Ampuan Najihah.

“After this announcement, the state flag shall be flown at half-mast statewide throughout the mourning period,” he said.

All mosques and surau in the state are encouraged to hold tahlil prayers for the Tunku Ampuan Najihah during the mourning period, he added. ― Bernama
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She had six children.

From Wikipedia:

Early life
Daughter of Tunku Besar Burhanuddin ibni Almarhum Tuanku Antah (sometime Regent of Negeri Sembilan) and born on 1 September 1923, Tuanku Najihah received her formal education at the Tuanku Muhammad School in Kuala Pilah, Negeri Sembilan. She graduated from the London School of Oriental Studies. She also attended the special language and training course provided for the wives of diplomats while Tuanku Ja’afar was pursuing a course in diplomatic services in London.

Social contributions
Tuanku Najihah was made a committee member of the Associated Country Women of the World. She was the patron of various women's organizations such as the Girl Guides of Negeri Sembilan, the Islamic Women's Welfare Council and the Women's Institute.

She was also the president of the Tuanku Ampuan Badminton Team, the Patron of the Malaysian Women's Hockey Team, Malaysian Women's Football Team, Malaysian Women's Golf Team and the Malaysian Women's Golf Association (MALGA).

She also served as the first Chancellor of Universiti Sains Islam Malaysia.

https://www.google.com/search?sca_esv=564140824&rlz=1CAJMBU_enUS1074&q=Tunku+Ampuan+Najihah&tbm=isch&source=lnms&sa=X&ved=2ahUKEwitiMTz9p-BAxWHkIkEHYlYDhEQ0pQJegQIDRAB&biw=1366&bih=644&dpr=1
(photos)

https://www.youtube.com/watch?v=J7_7OBwKIc4
(slideshow tribute - 2:41 minutes)