Samhauti Buzurg is a village in Dinara tehsil in district of Rohtas, Bihar, India. As per the data provided by Census of India in 2011, total population of Samhauti Buzurg was 2,088 which includes 1,094 males and 994 females. Samhauti Buzurg covers 206 ha area. Pincode of Samhauti Buzurg is 802213.