My Bonny Boy is an English folk song (Roud #293) which is featured as the second movement of Ralph Vaughan Williams English Folk Song Suite.
Joan Baez recorded a version under the title "I once loved a boy" for her album Joan Baez, Vol. 2 in 1961, which was only released on the expanded edition in 2001. Her lyrics deviate from those given below.
There exist many variants of the lyrics. The following version was collected from George Blake, Bitterne, Southampton, Hants, in May 1906:
<blockquote></blockquote>