Jahniapur is a village in Maunath Bhanjan tehsil in district of Mau, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Jahniapur was 7 which includes 2 males and 5 females. Jahniapur covers 33.09 ha area. Pincode of Jahniapur is N/A.