The chairman of Drafting Committee of the constitution was:

Dr. Rajendra Prasad Dr. B.R Ambedakar Dr. Zakir Hussain Pt. Jawahar Lal Nehru

Dr. B.R Ambedakar

The correct answer is Option 2-  Dr. B.R Ambedakar The Chairman of the Drafting Committee of the Constitution of India was Dr. B. R. Ambedkar." The Drafting Committee was constituted on August 29, 1947, and submitted final draft of the Constitution to the Constituent Assembly on November 4, 1947.