Theodore "Beaver" Cleaver is a fictional character from the classic American television series Leave It to Beaver, which aired from 1957 to 1963. He is portrayed as a young boy navigating the challenges of childhood, often accompanied by his older brother, Wally Cleaver, and their parents, June and Ward Cleaver. Beaver is known for his innocent curiosity and sometimes mischievous behavior. Beaver's character represents the typical American boy of the 1950s, embodying themes of family, friendship, and moral lessons. The show highlights his interactions with friends and family, often leading to humorous situations that teach valuable life lessons.