Ram Nath Kathar is a village in Diphu tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Ram Nath Kathar was 280 which includes 147 males and 133 females. Ram Nath Kathar covers 20 ha area. Pincode of Ram Nath Kathar is 782470.