Leavenworth Nutcracker Museum is a museum dedicated to nutcrackers and nutcracking devices, located in Leavenworth, Washington. Founded by Arlene Wagner and her husband George in 1995, the museum housed over 7,000 nutcrackers in 2020, and over 9,000 in 2023. Wagner taught multiple productions of The Nutcracker and became enamored with nutcrackers. She began collecting them during the 1960s. The 5,000-square-foot museum is of a Bavarian style with two floors open to the public.