Upendra Kumar Singh, commonly known as Upendra Kushwaha is an Indian politician, and a former Member of Bihar Legislative Council and Bihar Legislative Assembly. He has also served as Minister of State for Human Resources and Development in the Government of India. Kushwaha is a former Member of Parliament (MP) from the Karakat constituency in Rohtas district, Bihar, and a former member of the Rajya Sabha. He was the leader of Rashtriya Samata Party (RSP), his own party, which merged into Janata Dal (United) (JDU) in 2009. Later, he formed Rashtriya Lok Samata Party (RLSP), which also merged with JD(U) in 2021. On 20 February 2023, Kushwaha resigned from all positions in Janata Dal (United) and formed his own party called Rashtriya Lok Morcha due to his political problems with JD(U) and Nitish Kumar.

Rashtriya Lok Samta Party was a political party in India led by Upendra Kushwaha. It was launched on 3 March 2013 and was based in the state of Bihar. The party came into existence as a result of a feud between Nitish Kumar and Upendra Kushwaha, after which Kushwaha left The Nitish Kumar lead Janata Dal (United) and formed his own party. It has faced multiple rebellions and desertions since 2015. After the relations between Nitish and Kushwaha normalized, Upendra Kushwaha merged RLSP into JDU on March 14th 2021, with this, the party ceased to exit.