Sisauna is a village in Kusheshwar Asthan Purbi tehsil in district of Darbhanga, Bihar, India. As per the data provided by Census of India in 2011, total population of Sisauna was 3,948 which includes 2,113 males and 1,835 females. Sisauna covers 454 ha area. Pincode of Sisauna is 847213.