Kattankulathur is a suburb of Chennai, India, located on the southern side of the city in Chengalpattu district of Tamil Nadu.

[1] It comes under the Maraimalai Nagar municipality in the Chengalpattu taluk and within Chennai Metropolitan Area.

Kattankulathur is located in the southern part of Chennai city.

it is located along the busy GST Road on Chennai-Trichy National Highway.

The neighborhood is served by the Kattankulathur railway station, which is about 20 minutes from Chennai Tambaram.