| Katma Tui | |
|---|---|
 Katma Tui as depicted in Tales of the Green Lantern Corps Annual #3 (August 1987) Art by Joe Staton | |
| Publication information | |
| Publisher | DC Comics |
| First appearance | Green Lantern vol. 2 #30 (July 1964) |
| Created by | John Broome Gil Kane |
| In-story information | |
| Full name | Katma Tui Stewart |
| Species | Korugarian |
| Place of origin | Korugar |
| Team affiliations | Green Lantern Corps Black Lantern Corps |
| Notable aliases | Green Lantern |
| Abilities | Power Ring |
Katma Tui is a comic book superhero, an extraterrestrial from the planet Korugar, and a member of the intergalactic police force known as the Green Lantern Corps. She is the Green Lantern successor of the supervillain Sinestro and the predecessor of Sinestro's daughter, Soranik Natu.