Jennifer Stirling is a fictional character from the novel "The Last Letter from Your Lover" by Jojo Moyes. She is portrayed as a woman caught between her past and present, navigating the complexities of love and relationships in the 1960s. In the story, Jennifer's life is marked by a passionate affair with Anthony O'Hare, which unfolds through a series of letters. Her character explores themes of longing, regret, and the impact of choices on one's life, making her a relatable figure for readers who appreciate romantic drama.