Simon Baz, one of the characters known as Green Lantern, is a superhero appearing in American comic books published by DC Comics, created by writer Geoff Johns and artist Doug Mahnke. Baz is an officer of the Green Lantern Corps, an extraterrestrial police force. The character made his debut in 2012 following DC's 2011 company-wide relaunch as part of its Green Lantern story arc "Rise of the Third Army", in which he replaces Silver Age hero Hal Jordan as the Green Lantern of Earth's sector.

Green Lantern is the name of several superheroes appearing in American comic books published by DC Comics. They fight evil with the aid of rings that grant them a variety of extraordinary powers, all of which come from imagination, fearlessness, and the electromagnetic spectrum of emotional willpower. The characters are typically depicted as members of the Green Lantern Corps, an intergalactic law enforcement agency.