Bidhan Chandra Roy
Bidhan Chandra Roy (1 July 1882 – 1 July 1962) was an Indian physician and politician who served as Chief Minister of West Bengal from 1950 until his death in 1962. He played a key role in the founding of several institutions and cities like Salt Lake (now a part of Bidhannagar Municipal Corporation), Kalyani, and Durgapur. In India, the National Doctors' Day is celebrated in his memory every year on 1 July. He was awarded the Bharat Ratna, India's highest civilian honour in 1961.