Chak Majnu is a village in Nizamabad tehsil in district of Azamgarh, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Chak Majnu was 785 which includes 397 males and 388 females. Chak Majnu covers 51.05 ha area. Pincode of Chak Majnu is 276206.