Vinayagantheru is a village in Thiruvidaimarudur tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vinayagantheru was 3,551 which includes 1,796 males and 1,755 females. Vinayagantheru covers 451.28 ha area. Pincode of Vinayagantheru is 612502.