Sigrid Nansen is a superhero in American comic books published by DC Comics, first appearing in Super Friends #9 (Dec 1977). Originally the first character to use the name Icemaiden, they replaced the hero known as Ice for a time. They are among the few ice-theme superheroes in the DC Universe. The character is eventually re-introduced during "Infinite Frontier", adopting a new identity as Glacier and identifies as non-binary.