Ausan Kuiyan is a village in Domariyaganj tehsil in district of Siddharthnagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Ausan Kuiyan was 1,815 which includes 846 males and 969 females. Ausan Kuiyan covers 175 ha area. Pincode of Ausan Kuiyan is N/A.