"Boy Willie" is a character from the play "The Piano Lesson," written by August Wilson. He is the nephew of Doaker Charles and the brother of Berniece. Boy Willie is determined to sell a family piano to buy land that he believes will secure his future and honor his family's legacy. In the play, Boy Willie represents the struggle between the past and the future. He is passionate and ambitious, often clashing with his sister Berniece, who wants to keep the piano as a symbol of their family's history. Their conflict highlights themes of heritage, identity, and the importance of remembering one's roots.