P V Narsimha Rao served as a PM of India for 5 years, 32 days. He was the first person from South India to hold the PM office. He is known for introducing various liberal reforms in 1991.
Rajiv Gandhi served as a PM of India for 5 years, 32 days. He took the officer after the assassination of his mother, Indira Gandhi, in 1984. He became the youngest PM of India by holding the office at the age of 40.
Atal Bihari Vajpayee served as a PM of India for 6 years, 64 days. He became the PM of India thrice, in his first term he had a tenure of only 13 days in 1966. He then for a period of 13 months served as a PM of India from 1998 to 1999, followed by a full term from 1999 to 2004.
Manmohan Singh served as a PM of India for 10 years, 4 days from 2004 to 2014. A member of Indian National Congress, Manmohan Singh was the first Sikh PM of India.
Narendra Modi is the current incumbent Prime Minister of India, serving his third term in the office. Narendra Modi has held the office for more than 10 years now. He was first elected as the PM in 2014.
India Gandhi served as a PM of India for a total of 15 years, 350 days. She held the PM office from 1966 to 1977 and then again from 1980 until her assassination in 1984. She was India's first and only female Prime Minister.
The first PM of India served as PM for 16 years, 286 days from 1947 to 1964. JL Nehru is known for promoting parliamentary democracy, secularism, and science and technology. JL was also a prominent leader of the Indian nationalist movement in India's struggle for Independence.