Begum was born into a wealthy family in 1910.[1] She grew up in Rampur.[2] Her father was a magistrate in Meerut.[2]Zohra Sehgal was her sister.[3] Begum was married to her cousin, but soon divorced and returned to her father's house along with her infant son.[2][4] During this period she became inspired by the Meerut Conspiracy Case, the judicial process against the Indian communist leadership.[2]
In 1933 Begum went to Great Britain with her son, to study Montessori teaching course there.[2][4][5] During her studies in Britain, she was one of the first Indians to join the Communist Party of Great Britain.[6] She was part of the group of Indian Marxist students.[2] She visited the Soviet Union in 1935.[5] In 1935 Begum returned to India along with K.M. Ashraf, Z.A. Ahmed and Sajjad Zaheer.[6] Upon returning to India, she married Z.A. Ahmed and both became full-time party cadres of the Communist Party of India.[2][4] She became active in the Congress Socialist Party in Allahabad, where she organized railway coolies, press workers and peasants.[7] She was part of a core group of young leaders of the CSP in Allahabad, along with Z.A. Ahmed, K.M. Ashraf and Rammanohar Lohia; all of whom except Lohia were also members of the underground CPI.[8] At the time she was one of only a handful of female CPI members.[4]
She became the organising secretary of the All India Women's Conference in 1940, and edited its organ Hindi-language organ Roshni.[5][9] She was a frequent contributor to the weekly Qaumi Jang.[5] She was imprisoned at Lucknow Jail for five months in 1949, and worked in the underground after her release.[5]
She was a participant at the World Peace Conference in Vienna in 1952.[5] Begum was one of the founders of the National Federation of Indian Women and former General Secretary from 1954 to 1962.[5]
Begum had a daughter, Urdu theater director, Salima Raza, and a granddaughter, actress Ayesha Raza Mishra.[10] Begum died on 20 January 2003, after a prolonged period of illness.[5]