Lady Eden

In the novel Three Act Tragedy, Lady Eden is a guest at Sir Bartholomew Strange's house party for the St. Leger, at Melfort Abbey. She attends the party with her husband, Lord Eden. According to infornation collected by Superintendent Crossfield, Lord and Lady Eden reside at 187 Cadogan Square

In the film adaptation of Three Act Tragedy in Series 12 of ITV's Agatha Christie's Poirot drama series, Lady Eden is not among the guests. Instead, she is replaced by Lady Cardigan.