Katma Tui is an alien super-hero known as Green Lantern and a member of the Green Lantern Corps. The Guardians of the Universe gave her a power ring fueled by willpower to protect Space Sector 1417. Her home planet is Korugar, where her predecessor Sinestro became a dicator and later the greatest enemy of the Green Lantern Corps. She was also a member of the Green Lantern Corps of Earth. Eventually she became the wife of teammate John Stewart until she was killed by Star Sapphire. Soranik Natu became her successor. Katma Tui was created by John Broome and Gil Kane, first appearing in Green Lantern (Volume 2) #30. (1964)
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