Valangaiman Taluk is a taluk in Thiruvarur district of the Indian state of Tamil Nadu. The headquarters of the taluk is the town of Valangaiman.
According to the 2011 census, the taluk of Valangaiman had a population of 100,438 with 49,948 males and 50,490 females. There were 1011 women for every 1000 men. The taluk had a literacy rate of 72.07. Child population in the age group below 6 was 5,034 Males and 4,626 Females.