The term "Skywalker" primarily refers to a prominent family in the Star Wars franchise, created by George Lucas. The most famous member is Luke Skywalker, a Jedi Knight who plays a central role in the original trilogy, fighting against the Galactic Empire and its leader, Darth Vader. The Skywalker lineage is significant within the Star Wars universe, as it represents the struggle between good and evil. Other notable family members include Anakin Skywalker, who becomes Darth Vader, and Leia Organa, Luke's sister and a key figure in the Rebel Alliance.