Udai Pratap Nath Shahdeo (23 March 1866 - 21 September 1950), was the Nagvanshi Maharaja of Chotanagpur Zamindari estate.
As mentioned in Mangobinda Banargee's book "Historical Outline of Pre-British Chotanagpur", he was the nephew of Maharaja Jagannath Shah Deo.
Then the queen of King Jagannath Shah Deo, Luchun Kunwar shifted from Bharno to Ratu in 1879 and a palace was built in 1975.
His second marriage was to Saudamani Devi, daughter of Raja Ram Kanhai Singh of Barabhum Estate.
[5][6] King Udai Pratap Nath Shah Deo donated large tracts of the land in Ranchi to develop its infrastructure.