Nai Undari is a village in Gudha Malani tehsil in district of Barmer, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Nai Undari was 2,010 which includes 1,043 males and 967 females. Nai Undari covers 991.09 ha area. Pincode of Nai Undari is 344031.