Madelyne "Maddie" Jennifer Pryor-Summers is a fictional character appearing in American comic books published by Marvel Comics, primarily featured off-and-on as an antagonist of the X-Men. Originally the love interest and first wife of X-Men leader Cyclops (Scott Summers), she became a long-standing member of the X-Men supporting cast, until a series of traumas—being abandoned by her husband, losing her infant son, and discovering that she was a clone of Jean Grey—eventually led to her being manipulated into becoming a supervillain. She and Cyclops are the parents of Nathan Summers.