A Marvel comics character. In the Earth-616 continuity (the main continuity in the Marvel universe), Gwendolyne Maxine "Gwen" Stacy was the first love interest of Peter Parker following his high school graduation before she was murdered by his arch-nemesis Green Goblin.
In the Earth-65 continuity, Gwen Stacy is the real name of Spider-Gwen.
Bryce Dallas Howard and Emma Stone portrayed the character in live action.