Vengarai is a village in the Orathanadu taluk of Thanjavur district, Tamil Nadu, India.

As per the 2001 census, Vengarai had a total population of 1902 with 942 males and 960 females. The sex ratio was 1.019. The literacy rate was 62.15.

• "Primary Census Abstract - Census 2001". Directorate of Census Operations-Tamil Nadu. Archived from the original on 29 August 2009. Retrieved 29 August 2009.

10°26′N 79°12′E / 10.433°N 79.200°E / 10.433; 79.200