Padmanabha Balakrishna Acharya (born 8 October 1931) is an Indian politician. He was Governor of Nagaland from 2014 to 2019. In 2019, he was Governors of Manipur. In 2017, he was Governor of Arunachal Pradesh. From 2014 to 2015, he was Governor of Tripura. From 2014 to 2016, he was Governor of Assam.