The oldest football club in India is Mohun Bagan Athletic Club, also known as Mohun Bagan AC. It was established on August 15, 1889, in Kolkata, West Bengal. Mohun Bagan AC has a rich history and is one of the most successful football clubs in India. They have won numerous national and international titles, including the prestigious IFA Shield and Durand Cup.
For more information about Mohun Bagan AC, you can visit their official website at www.mohunbaganac.com.