"John Barleycorn" is an English and Scottish folk song. The song's protagonist is John Barleycorn, a personification of barley and of the alcoholic beverages made from it: beer and whisky. In the song, he suffers indignities, attacks, and death that correspond to the various stages of barley cultivation, such as reaping and malting. . The song may have its origins in ancient English or Scottish folklore, with written evidence of the song dating it at least as far back as the Elizabethan era. It is listed as number 164 in the Roud Folk Song Index.
https://en.wikipedia.org/wiki/John_Barleycorn