* Liesel Meminger: The titular "Book Thief," a young girl who is sent to live with foster parents in Nazi Germany. She is the narrator of the story, providing a unique perspective on the events unfolding around her. Liesel is a complex and resilient character who learns to find solace in words and stories amidst the horrors of war.
* Hans Hubermann: Liesel's foster father, a kind and gentle man who is deeply compassionate and loves words. He teaches Liesel to read and exposes her to the beauty of language, offering her a sense of hope and comfort in a dark world.
* Rosa Hubermann: Liesel's foster mother, a gruff and practical woman who is initially cold and distant but eventually develops a strong bond with Liesel. She is a strong and resourceful woman who manages to provide for her family despite the hardships of the war.
* Max Vandenburg: A Jewish man who is hiding from the Nazis in the Hubermanns' basement. He is a complex character with a troubled past, but he forms a deep friendship with Liesel and becomes a source of strength and inspiration for her.
* Rudy Steiner: Liesel's best friend, a playful and energetic boy who is always trying to make her laugh. He is fiercely loyal to Liesel and provides her with companionship and support.
* Death: The narrator of the story, Death is a detached but ultimately compassionate observer of human life. He reflects on the events of the novel and provides commentary on the nature of humanity and the fragility of life.
These are the main characters of "The Book Thief," but the story also features a diverse cast of supporting characters, including Liesel's biological mother, the Nazi officials, and other residents of Molching. Each character plays a significant role in shaping Liesel's journey and exploring the themes of the novel.