Walter Lee Younger is a central character in the play "A Raisin in the Sun" by Lorraine Hansberry. He is a young African American man living in Chicago in the 1950s, struggling to provide for his family. Walter dreams of a better life and is determined to invest in a liquor store to improve their financial situation. Walter's aspirations often lead to conflict with his family, particularly with his mother, Lena Younger, who values family and tradition over financial gain. Throughout the play, Walter grapples with his identity, pride, and the pressures of societal expectations, ultimately seeking a path to dignity and fulfillment.