Ayanathathanur is a village in Sendurai tehsil in district of Ariyalur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ayanathathanur was 3,823 which includes 1,911 males and 1,912 females. Ayanathathanur covers 1541.64 ha area. Pincode of Ayanathathanur is 621709.