Tiruvathevan is a village in Peravurani tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Tiruvathevan was 3,138 which includes 1,525 males and 1,613 females. Tiruvathevan covers 725.12 ha area. Pincode of Tiruvathevan is 614612.