The song, of which there are many variants, is a traditional Scottish ballad that dates from at least 1775, and is known under several other names, including "Johnnie Barbour" and "Lord Thomas of Winesberry".
[2] Thomas and his brother or possibly son William, both of Winsbury in Shropshire, were given protection for being in Scotland in November 1336.
Andy Irvine sang "Willy O'Winsbury" on Sweeney's Men's eponymous debut album in 1968, accompanying himself on guitar.
On the album's sleeve notes, band member Johnny Moynihan wrote, "A ballad for which Andy is renowned.
He got the text from Child's 'English and Scottish Ballads'; looking up the tune he got his numbers confused and emerged with the wrong air.
[6] In 2010, Irvine re-recorded the song with a fuller arrangement of the same tune for his album Abocurragh, adding: "This is Child 100.