The Rashtriya Janata Dal is an Indian political party, based in the states of Bihar, Jharkhand and Kerala. The party was founded in 1997 by Lalu Prasad Yadav.

Janata Dal was an Indian political party which was formed through the merger of Janata Party factions, the Lok Dal, Indian National Congress (Jagjivan), and the Jan Morcha united on 11 October 1988 on the birth anniversary of Jayaprakash Narayan under the leadership of V. P. Singh.