Feluda (), or Prodosh Chandra Mitter (), is a fictional Bengali private investigator starring in a series of Bengali novels of Indian fictional detective novels and short stories written by Indian Bengali film director and writer Satyajit Ray. The detective resides at 21 Rajani Sen Road, Ballygunge, Kolkata, West Bengal, India. Feluda first made his appearance in a Bengali children's magazine called "Sandesh" (সন্দেশ) in 1965, under the editorialship of Satyajit and Subhas Mukhopadhyay. His first adventure was "Feludar Goendagiri" (ফেলুদার গোয়েন্দাগিরি).