Avul Pakir Jainulabdeen "A. P. J." Abdul Kalam was the 11th President of India from 2002 to 2007. A career scientist turned reluctant politician, Kalam was born and raised in Rameswaram, Tamil Nadu, and studied physics and aerospace engineering. He spent the next four decades as a scientist and science administrator, mainly at the Defence Research and Development Organisation (DRDO) and Indian Space Research Organisation (ISRO) and was intimately involved in India's civilian space program and military missile development efforts.He thus came to be known as the Missile Man of India for his work on the development of ballistic missile and launch vehicle technology.
Vallabhbhai Jhaverbhai Patel was an Indian barrister and statesman, one of the leaders of the Indian National Congress and one of the founding fathers of the Republic of India. He was a social leader who played a leading role in the country's struggle for independence and guided its integration into a united, independent nation. In India and elsewhere, he was often addressed as Sardar, which means Chief in Hindi, Urdu and Persian.
Sir Chandrasekhara Venkata Raman was an Indian physicist, born in the former Madras Province, whose ground breaking work in the field of light scattering earned him the 1930 Nobel Prize for Physics
Thiruvalluvar, is a celebrated Tamil poet and philosopher whose contribution to Tamil literature is the Thirukkural, a work on ethics
Mohandas Karamchand Gandhi was the preeminent leader of the Indian independence movement in British-ruled India. Employing nonviolent civil disobedience, Gandhi led India to independence and inspired movements for civil rights and freedom across the world.
Sri Aurobindo, born Aurobindo Ghose, was an Indian nationalist, philosopher, yogi, guru, and poet.He joined the Indian movement for independence from British rule, for a while became one of its influential leaders and then became a spiritual reformer, introducing his visions on human progress and spiritual evolution.
Pingali Venkayya was an Indian freedom fighter and the designer of the flag on which the Indian national flag was based. Venkayya's version was first designed for the Indian National Congress and subsequently modified in 1947.