At the 90th Academy Awards , Janney won for Best Supporting Actress , while the film also earned nominations for Best Actress for Robbie and Best Film Editing . It earned three nominations at the 75th Golden Globe Awards , winning Best Supporting Actress for Janney , and at the 24th Screen Actors Guild Awards , it won Outstanding Performance by a Female Actor in a Supporting Role for Janney and was nominated for Outstanding Performance by a Female Actor in a Leading Role ( Robbie ) . At the 71st British Academy Film Awards , the film earned five nominations , winning Best Actress in a Supporting Role for Janney
90th Academy Awards
90th Academy Awards
I, Tonya