Rajabuha is a village in Mehdawal tehsil in district of Sant Kabir Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Rajabuha was 367 which includes 200 males and 167 females. Rajabuha covers 10.12 ha area. Pincode of Rajabuha is N/A.