Frederica Sagor Maas (July 6, 1900– January 5, 2012) was an American playwright, screenwriter, essayist and author. She was the youngest daughter of Russian immigrants. She wrote for the film "The Plastic Age", which helped with making Clara Bow well known. During the time of McCarthyism, Maas and her husband got into trouble because they read some works of Communism. She wrote an autobiography called "The Shocking Miss Pilgrim: A Writer in Early Hollywood".