Sir Ram Singh II KCSI was the Maharawat of Pratapgarh from 1929 until his death in 1949.

[4] From a young age, he developed an interest in animals, making their study a hobby that eventually earned him a Fellowship of the Zoological Society.

[5] He succeeded as Maharawat of Pratapgarh upon the death of his grandfather, Raghunath Singh, on 18 January 1929.

[2][5] He first married in 1924 to the eldest daughter of Rao Raja Madho Singh of Sikar, who died in 1931.

[2][5] He married a second time to the second daughter of Maharaja Sir Keshav Prasad Singh of Dumraon.