Avul Pakir Jainuladbeen Abdul Kalam, born on October 15, 1931, was an Indian aerospace scientist and the country's 11th president.
From 2002 to 2007, he was India's President. For his contributions to the development of ballistic missiles and launch vehicle technology, he was dubbed "India's Missile Man."
He has worked as a scientist and science administrator for the Defence Research and Development Organization (DRDO) and the Indian Space Research Organization (ISRO) for over four decades (ISRO).
APJ Abdul Kalam, also known as the People's President, was born on October 15, 1931 in Rameswaram, then in Madras and now in Tamil Nadu.
His mother was a housewife, and his father, Jainuladbeen Marakayar, was an imam at a local mosque. Jainuladbeen Marakayar also owned a boat.
Abdul Kalam was the youngest of five siblings, with four brothers and one sister. Abdul Kalam was an average student in school, but he was known for his hard work and consistency.