The poem was first printed in 1897 in British magazine The Sketch, Vol. 19, Aug 4, 1897, p.52 under the title "A Mad Song."

A Mad Song (The Song of Wandering Aengus)



It was then published under its standard name in Yeats' 1899 anthology The Wind Among the Reeds, pp.15-16.

The Song of Wandering Aengus