Mamta Wahab is a Jatiya Party (Ershad) politician in Bangladesh and a former member of parliament for Mymensingh-4. She is the older sister of Rowshan Ershad and was arrested on 14 December 1991 after her brother-in-law was removed from power.
Wahab was elected to parliament from Mymensingh-4 as a Jatiya Party candidate in 1988. She served as the deputy minister of health. Her sister, Rowshan Ershad, her brother-in-law, Hussain Mohammad Ershad, was the president of Bangladesh.