Umapati Kumar was one of the cleverest inside left and schemer. After joining MohunBagan in 1916,he became the 'brains' of the MohunBagan attack by his superb ball control, dodging, feigning, and famous 'through' passes. He played up to 1937. His association as a player with MohunBagan was for a long 22 years. He was Vice Captain and then the Captain if the team from 1927 to 1929. He figured also in most of the International matches of his time. He was also keen in Tennis. He was the Tennis Secretary, Football Secretary, Ground Secretary, Vice President and finally served as the President of MohunBagan for ten years. He died in 1992