Chennaiyin FC is a professional football club based in Chennai, Tamil Nadu, India, competing in the Indian Super League (ISL). Founded in 2014, the club, affectionately known as The Marina Machans, has enjoyed significant success, including two championship titles in 2015 and 2017-18. The team's home matches are held at the renowned Jawaharlal Nehru Stadium, where they attract thousands of enthusiastic fans.

Beyond its on-field achievements, Chennaiyin FC is dedicated to fostering football at the grassroots level through a robust youth academy and community initiatives. The club collaborates with local NGOs to train underprivileged children, promoting social inclusion through sports. With a blend of international talent and emerging Indian players, the team focuses on an attractive and competitive style of play under the leadership of head coach Thomas Brdarić.

Chennaiyin FC also offers a wide range of merchandise, including jerseys and fan gear, ensuring supporters can proudly represent the club. Committed to enhancing the football ecosystem in India, Chennaiyin FC is a founding member of the Football Sports Development Limited and plays an active role in the growth and governance of the ISL.