
Ruminah Sidek, also known as Mak Mah (born 7 December 1946) is a Malaysian actress. Ruminah is the mother of Adlin Aman Ramlie and the widow of actor and director A. R. Tompel. Ruminah began acting in the early 1960s. As a result of her marriage to five husbands including actor A. R. Tompel, she is blessed with six children, 14 grandchildren and a great-grandchild.
She is the winner of the Best Supporting Actress award at the 21st Malaysian Film Festival.

Magika
2010 · as Tok Wan

Demi Masa
2023 · as Tok Umi

Zombi Kampung Pisang
2007 · as Mak Som Jamaliah

Senjakala
2011 · as Opah Maimon

Kolumpo
2013 · as Nek Wok

Kem 505
2002

Tolong! Awek Aku Pontianak
2011

Tuan Besar
1980 · as Rokiah

Curse of the Jurenei
2023 · as Nula

32 Hours
2024

Mana Mau Lari
2014 · as Makcik Sata

Paku Pontianak
2013 · as Fatimah

Suatu Malam Kubur Berasap
2011 · as Tok Yam

Princess of Mount Ledang
2004 · as The Old Hag

Cik Reen Encik Ngok Ngek Raya
2019

Misteri Bisikan Pontianak
2013

Awan Dania The Movie
2013 · as Pembantu Rumah

Indera
2025 · as Aishah