Pratap Singh (Marathi: pratāpa singha bhoṅsle pronounced [prət̪ɑːpə sɪŋɣʰ ˈbʱoŋs(ə)le]; 18 January 1793 – 14 October 1847) was the eighth and last Chhatrapati of the Maratha Confederacy from 1808 to 1818, when he surrendered to the British during the Third Anglo-Maratha War.

[3] Pratap Singh was the eldest son of Shahu II of Satara, whom he succeeded, and a descendant of Chatrapati Shivaji, the founder of the Maratha Empire.

[4][2] On being dethronned the company in 1839, he was exiled to Benares and granted an allowance for his maintenance.

Rango Bapuji Gupte, a loyal Sardar to him, long fought unsuccessful legal battles in London on his behalf.

He was succeeded by his brother, Appa Saheb, under the title Shreemant Maharaj Shaji Raja Chhatrapati of Satara.