Kuthalam taluk is a taluk in the Mayiladuthurai District in the state of Tamil Nadu, India.
The administrative headquarters is the town of Kuthalam.
According to the 2011 census, the taluk of Kuthalam had a population of 131,927 with 64,874 males and 67,053 females.
The taluk had a literacy rate of 75.78.
Child population in the age group below 6 was 6,401 Males and 6,316 Females.