Anirudh Prasad Yadav, better known as Sadhu Yadav (born 5 July 1967), is an Indian politician and founder of Garib Janta Dal (Secular). He has served in 14th Lok Sabha as MP of Gopalganj from 2004 to 2009 as Rashtriya Janata Dal (RJD) candidate. Sadhu was MLA of Gopalganj assembly from 2000 to 2004. Sadhu Yadav is the real brother of Prabhunath Yadav, Subhash Prasad Yadav and Rabri Devi. His sister Rabri is married to Lalu Prasad Yadav, former Railway Minister of India and former Chief Minister of Bihar.