Sif (character)

Sif is a character appearing in American comic books published by Marvel Comics. Created by Stan Lee and Jack Kirby, the character first appeared in Journey into Mystery #102 (March 1964). She is based on the Norse goddess Sif. As an Asgardian warrior and lover of Thor, Sif often accompanies him into battle. She has also battled alongside Balder, who has developed an unrequited attraction to her, as she never shows affection for anyone but Thor and certain individuals who have proved worthy to wield his hammer, Mjolnir, such as the noble alien warrior Beta Ray Bill, and the mortal Eric Masterson. Sif has appeared in various media adaptations of Thor. Jaimie Alexander portrays Lady Sif in the Marvel Cinematic Universe films Thor (2011), Thor: The Dark World (2013), and Thor: Love and Thunder (2022), as well as the first and second seasons of the television series Agents of S.H.I.E.L.D. and one episode of the first season of the television series Loki. Additionally, alternate timeline versions of Sif appear in two episodes of the Disney+ animated series What If...?.