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Wade Winston Wilson, also known as Deadpool, is a major character in the X-Men film series, serving as a supporting character turned antagonist in X-Men Origins: Wolverine and the titular anti-heroic main protagonist of Deadpool and Deadpool 2.

He is Canadian, a mutant former mercenary and an intelligent, good hearted, determined, altruistic, ironic and crafty superhero. He gained enhanced physical attributes and rapid cellular regeneration from an augmentation program from Ajax, and decided to get revenge on him for causing his deformity. In the original timeline, he was member of Team X and Weapon X and was augmented by William Stryker to defeat Wolverine, but this was undid by the X-Men in Days of Future Past.

He is portrayed by Ryan Reynolds who also played Guy in Free Guy.