"On Green Dolphin Street" (aka "Green Dolphin Street") is a popular song written in 1947 by Bronislau Kaper with lyrics by Ned Washington. The song was composed for the film, Green Dolphin Street and became well known as a jazz standard after Miles Davis and others recorded it.

“On Green Dolphin Street” was introduced as the main theme of the 1947 MGM film Green Dolphin Street The movie was based on British novelist Elizabeth Goudge’s 1944 book Green Dolphin Country, published that same year in the United States as Green Dolphin Street.
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http://www.jazzstandards.com/compositions-0/ongreendolphinstreet.htm