Listen to Swapno Jagano Raat online. Swapno Jagano Raat is a Bengali language song and is sung by Hemanta Kumar Mukhopadhyay. Swapno Jagano Raat, from the album Shudhu Ekti Bachhar, was released in the year 1966. The duration of the song is 2:48. Download Bengali songs online from JioSaavn.