This category includes an alphabetized list of characters who are known supporting cast members of Power Girl. Included are characters from Earth-Two and New Earth continuity. Members of the Justice Society of America and other superheroes are not included in this category unless they also happen to be recurring characters in the Power Girl title.
All items (28)
- Harlan Brooks (New Earth)
- Harleen Quinzel (Prime Earth)
- Helena Wayne (DC Legends: Earth-2)
- Helena Wayne (Earth 2)