Dhiren Dey was an eminent administrator of Mohun Bagan Athletic Club. He was associated with club administration for a number of years.

He joined the cricket team of the club in 1942. In late fifties he came to the club administration and since his last breath he was deeply associated with the club. He joined as the Executive Committee Member and was the Assistant General Secretary of Mohun Bagan from 1959 to 1977, then he became the General Secretary of the club till 1990 and then adorned the President post till his death.

His best achievement as club administrator was perhaps organizing Club’s Platinum Jubilee on 1964. He was the chief of the Organizing Committee. On that occasion that time famous Hungarian football side Tatabania came to Kolkata to play against Mohun Bagan at Mohun Bagan ground. Famous names of World Cricket like Sir Garfield Sobers, Collin Cowdrey came to play against the Indian squad captained by Mansur Ali Khan Pataudi. It was one of the biggest sporting events in India and Dhiren Dey played a major role. He was the main architect who brought the ‘Football King’ Pele and his team Cosmos to Kolkata in 1977 and arranged the match with Mohun Bagan.

He passed away on July 17, 1993. Dhiren Dey received the “Mohun Bagan Ratna” Award posthumously in 2007.