Keshari Nath Tripathi (; born 10 November 1934) is an Indian politician. He was the Governor of West Bengal. He took promise as Governor of West Bengal on 24 July 2014 and as Governor of Bihar on 27 November in 2017. He was selected as the Governor of Mizoram on 4 April 2015. He is an experienced BJP leader. Earlier, he was the speaker of Uttar Pradesh legislative assembly and the president of Uttar Pradesh unit of Bharatiya Janata Party.