Ganesh Vasudev Mavalankar popularly known as Dadasaheb, was an Indian politician and independence activist who served as the President of the Central Legislative Assembly, then Speaker of the Constituent Assembly of India, and later the first Speaker of the Lok Sabha, the lower house of the Parliament of India. His son Purushottam Mavalankar was later elected to the Lok Sabha twice from Gujarat.

The Constitution of India is the supreme law of India. The document lays down the framework that demarcates fundamental political code, structure, procedures, powers, and duties of government institutions and sets out fundamental rights, directive principles, and the duties of citizens, based on the proposal suggested by M. N. Roy. It is the longest written national constitution in the world.