Malavarayanallur is a village in Mannargudi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Malavarayanallur was 3,147 which includes 1,536 males and 1,611 females. Malavarayanallur covers 468.26 ha area. Pincode of Malavarayanallur is 614717.