P K Banerjee (Indian diplomat)

Purnendu Kumar Banerjee (1917–2003) was Indian Chargé d'affaires in Beijing during the India-China border conflict, also called the Sino-Indian War. He wrote a short book on his encounters with Zhou En Lai (1898–1976). Banerjee was the winner of the 1963 Padma Shri award, India's fourth highest civilian award. In 1969, he became India's first ambassador to Costa Rica. He was the sixth Ambassador in the Permanent Mission Of India to the UN Office in Geneva.