Jnan Prakash Ghosh (8 May 1909 – 18 February 1997) often known as 'Guru' Jnan Prakash Ghosh was an Indian harmonium and tabla player from Farukhabad gharana of Hindustani classical music and musicologist.
Born in a Hindu family with musical background in Kolkata. He was the grandson of Dwarkanath Ghose (1847–1928), who founded Dwarkin in 1875 and invented the "Dwarkin harmonium", popular in West Bengal, India. He graduated from the Scottish Church College of the University of Calcutta He was keen in sports (he played soccer, hockey, polo and billiards). He also practised painting, but had to discontinue these due to an eye injury in a soccer match.
Then he turned to music. He was trained in vocals by Girija Shankar, Mohammed Sagir Khan and Mohammed Dabir Khan. He took tabla lessons from Ustad Masit Khan of the Farukhabad gharana and became his senior disciple and later from Ustad Feroze Khan of the Punjab gharana.
He worked for 15 years in All India Radio as a producer of music. He wrote pieces in classical music, light music, modern, orchestral, choral, and percussion styles.