Maharashtriya Dnyanakosha(Devanagari:महाराष्ट्रीय ज्ञानकोश, IAST:Mahārāṣṭrīya dñyānakośa) is the first encyclopaedia in the Marathi language. Shridhar Venkatesh Ketkar was the chief editor the encyclopedia. Work began in 1916 and it was completed in 1928.