Annadanapuram is a village in the Nannilam taluk of Tiruvarur district in Tamil Nadu, India.

As per the 2001 census, Annadanapuram had a population of 1,706 with 845 males and 861 females. The sex ratio was 1019. The literacy rate was 81.31.

• "Primary Census Abstract - Census 2001". Directorate of Census Operations-Tamil Nadu. Archived from the original on 17 February 2011.

11°00′N 79°43′E / 11.000°N 79.717°E / 11.000; 79.717