Sadashivrao Bhau Peshwa (3 August 1730 – 14 January 1761) was son of Chimaji Appa (younger brother of Bajirao I) and Rakhmabai (Pethe family) and the nephew of Baji Rao I. He was a finance minister during the reign of Maratha emperor Chhatrapati Rajaram II. He led the Maratha army at the Third Battle of Panipat.