B. R. Ambedkar

Bhimrao Ramji Ambedkar (14 April 1891 – 6 December 1956), popularly known as Baba Saheb, was an Indian jurist, economist, politician and social reformer who inspired the Dalit Buddhist Movement and campaigned against social discrimination against Untouchables (Dalits), while also supporting the rights of women and labour. He was Independent India's first law minister and the principal architect of the Constitution of India.