Thathanur is a village in Manapparai tehsil in district of Tiruchirappalli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thathanur was 2,264 which includes 1,107 males and 1,157 females. Thathanur covers 864.5 ha area. Pincode of Thathanur is 621305.