Maharana Jawan Singh (2 July 1800 – 30 August 1838) was the Sisodia Rajput ruler (r. 1828–1838) of Princely State of Udaipur. He was the only son of Maharana Bhim Singh to have survived his father.He was also a poet under the pen name of "Brijraj". He adopted his third cousin Kunwar Sardar Singh to succeed him as the next Maharana who was the great grandson of Sangram Singh II through his second son Kunwar Nath Singh of Bagore.^[1]