Gayatri Devi, mother of West Bengal chief minister Mamata Banerjee, died at a state-run hospital in Kolkata on Saturday.
81-year-old Devi died on Saturday morning, family sources said. She is survived by three sons and a daughter.
Devi was admitted to the SSKM hospital two weeks ago. She was suffering from old-age related ailments and was on life support system since the past fortnight.