Mathiyaidu is a village in Nautanwa tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Mathiyaidu was 1,232 which includes 672 males and 560 females. Mathiyaidu covers 100.61 ha area. Pincode of Mathiyaidu is N/A.