Dr. Sumitra Mangesh Katre (Prof. S.M. Katre) (11 April 1906 to 21 October 1998) a lexicographer, Indo Aryan and Paninian Linguist, was born on 11 April 1906 at Honnavar, Karnataka, and died on 21 October 1998 in San Jose, California, USA. Prof. Katre has made the initiation of the gigantic Sanskrit Dictionary Project, Encyclopedic of Sanskrit on Historical Principles, with its 11 million slips preserved in the scriptorium. His work The Formation of Konkani is his tribute to his mother tongue Konkani. S. M. Katre’s 1966 work, The Formation of Konkani, which utilized the instruments of modern historical and comparative linguistics across six typical Konkani dialects, showed the formation of Konkani to be distinct from that of Marathi.