The Notebook heroine is ALLIE, a five letter name. ALLIE is the main character in the 2004 romantic drama film The Notebook, based on the novel of the same name by Nicholas Sparks. She is portrayed by Rachel McAdams and is the love interest of Noah Calhoun, played by Ryan Gosling. ALLIE is a wealthy Southern belle who is torn between her fiance Lon Hammond Jr., played by James Marsden, and her true love Noah.