The Sin of Madelon Claudet is a 1931 American drama movie. The screenplay was adapted from the play The Lullaby by Edward Knoblock. It tells the story of a woman who was put in jail for the crime she did not commit and later had to turn to theft and prostitution to support her son.
In 1932 Helen Hayes won an Academy Award for her leading role in it and was named a Favorite Actress at the first Venice Film Festival.