Three Jolly Rogues is an English folk song.
A miller, a weaver and a tailor lived in King Arthur's time (or in "Good Old Colonial times").
The earliest complete text is a broadside in the Bodleian Library, dated 1804, "The Miller Weaver and Little Tailor".
The song is quoted by Thomas Hardy in "Under the Greenwood Tree".
It is known in the USA from the early nineteenth century, usually as "In Good Old Colony Days" or "In Good Old Colony Times.