Luke Skywalker is a fictional character and the main protagonist of the original film trilogy of the Star Wars franchise created by George Lucas. Portrayed by Mark Hamill, Skywalker first appeared in the original 1977 film and returned in The Empire Strikes Back (1980) and Return of the Jedi (1983). Three decades later, he portrayed the character in the Star Wars sequel trilogy beginning with The Force Awakens in 2015 and The Last Jedi in 2017. Hamill is slated to reprise his role in the upcoming film, The Rise of Skywalker (2019).
Luke is a pivotal figure in the Rebel Alliance's struggle against the Galactic Empire, a friend and eventual brother-in-law of smuggler Han Solo, and unknown to him until Return of the Jedi, the twin brother of Rebellion leader Princess Leia. He trains under Jedi Masters Obi-Wan Kenobi and Yoda, and is the son of Anakin Skywalker and Padmé Amidala. He mentors Rey, the protagonist of the sequel trilogy, and is the maternal uncle of Kylo Ren, the antagonist of the sequel trilogy.
The character also briefly appears in the prequel film Episode III – Revenge of the Sith as an infant. The non-canonical Expanded Universe depicts him as a powerful Jedi Master, the husband of Mara Jade, father of Ben Skywalker and maternal uncle of Jaina, Jacen and Anakin Solo.