Saul Ausländer is a fictional character from the novel "The Book Thief" by Markus Zusak. He is a Jewish man who experiences the horrors of the Holocaust during World War II. His story is intertwined with themes of survival, loss, and the impact of war on individuals and families. In the narrative, Saul's character highlights the struggles faced by many during this dark period in history. His experiences reflect the broader context of the Nazi regime and the persecution of Jews, emphasizing the importance of remembering and understanding the past to prevent similar atrocities in the future.