PadmiShri Arunachalam Muruganantham

He is also known as Social Entrepreneur, Menstrual Man & Inventor. In 2014, TIME Magazine featured him in the list of 100 most influential people in World 

He is the inventor of a low-cost sanitary pad making machine and has innovated grass-roots mechanisms for generating awareness about traditional unhygienic practices around menstruation in rural India. His mini-machines, which can manufacture sanitary pads for less than a third of the cost of commercial pads, have been installed in 23 of the 29 states of India. He is currently planning to expand the production of these machines to 106 nations.