Katma Tui is a fictional comic book superhero, an extraterrestrial from the planet Korugar, and a member of the intergalactic police force known as the Green Lantern Corps. She first appeared in DC Comics' Green Lantern (vol. 2) #30 (July 1964), and was created by writer John Broome and artist Gil Kane.
Read more about Katma Tui: Fictional Character Biography, Other Versions