Listen to Sleep Baby Sleep online. Sleep Baby Sleep is an Unknown language song and is sung by Calm Baby Music Land. Sleep Baby Sleep, from the album Nap Time - Calm Music for Babies, Nature Sounds with Ocean Waves, Singing Birds, Rain Drops, Deep Sleep Music for Toddlers, Baby Sleep and Naptime, Relaxing Piano, was released in the year 2015. The duration of the song is 3:58. Download Unknown songs online from JioSaavn.