This is a list of Green Lantern supporting characters.
In chronological order with name, first appearance and description.
Golden Age
Character First appearance Description Justice Society of America All Star Comics #3 (Winter 1940) A group of masked heroes that joined together to face a growing threat within America. Green Lantern was a founding member. Doiby Dickles All-American Comics #27 (June 1941) The Green Lantern's sidekick, a taxi driver who later marries Queen Raima of Myrg. Molly Mayne All-American Comics #89 (September 1941) A secretary at Gotham Radio WXYZ working in the same office as Alan Scott, Molly Mayne became the costumed criminal Harlequin to interact with Green Lantern. After years of playing their game, Molly would become Scott's second wife. Rose Canton Flash Comics #89 (November 1947) Developing dissociative identity disorder at a young age, Rose Canton was exposed to the sap of a jungle root on the island Tashmi which made her transform into another persona able to control plant life. After years of battling the Flash, the Amazons of Paradise Island believed they cured her of her disease. Under the guise of Alyx Florin, she courted Alan Scott and they married. The couple gave birth to twins, Jennifer-Lynn Hayden and Todd Rice. Streak the Wonder Dog Green Lantern #30 (February–March 1948) Green Lantern's canine sidekick.
Silver and Bronze Age
Character First appearance Description Green Arrow More Fun Comics #73 (November 1941) A socially conscious hero that took Hal Jordan on a trip across America to show him injustices in society from greed and hate. The two became close friends. Flash Showcase #4 (October 1956) Serving with Hal Jordan on the Justice League, the unlikely pair became close friends. Carl Ferris Showcase #22 (September–October 1959) Owner and operator of Ferris Aircraft that served with Martin Jordan, as part of the Four Musketeers, and employed the pilot and later his son-in-law Hal. Carol Ferris Daughter of Carl Ferris and the current owner of Ferris Aircraft. Carol and Hal Jordan have had a long time on-and-off romantic relationship. She would be a Star Sapphire (and is so presently as their queen) and host the Predator entity. Justice League The Brave and the Bold #28 (February/March 1960) Group of costumed heroes that protected the world against some of its worst threats. Hal Jordan was a founding member and several other Green Lanterns have served as members. Guardians of the Universe Green Lantern (vol. 2) #1 (July 1960) The founders of the Green Lantern Corps and the organization's regulators operating out of Oa. Notable Guardians include Krona, Appa Ali Apsa, Ganthet, Sayd, and Scar. Thomas Kalmaku Green Lantern (vol. 2) #2 (October 1960) A former mechanic for Ferris Aircraft who was Hal Jordan's best friend and came to be a partner for the company. Gnaxos Green Lantern (vol. 2) #4 (January–February 1961) A robot made by the Weaponers of Qward to battle the Green Lantern Corps but instead allied itself with its enemy. Gnaxos would be destroyed by its former masters. Green Lantern Corps Green Lantern (vol. 2) #9 (November–December 1961) A peace keeping force organized by the Guardians of the Universe that added Hal Jordan to their ranks upon the death of Abin Sur and later several other men of Earth. Composed of thousands of members, there are dozens of notable members with several members from Earth. Jack Jordan Hal Jordan's elder brother that was involved in a car crash with his inebriated brother that saw his friend Andy paralyzed. Jack also blamed Hal for the short life of their mother because Hal broke a promise to follow in their test pilot father's footsteps. Jack would be the district attorney of Coast City. Later, he and his wife died. Jim Jordan Hal's younger brother who was suspected of being Green Lantern by reporter Sue Williams. Jim and Sue would later marry and move back to largely vacant rebuilt Coast City after its destruction by Cyborg Superman. Hal tells Jim that he's the Green Lantern. Zamarons Green Lantern (vol. 2) #16 (October 1962) Once part of the Maltusian race, the Zamarons split from the Guardians of the Universe in the belief that life needs emotion and had no interest in forming a peace keeping force for the universe. Honor Team of Thronn Green Lantern (vol. 2) #32 (October 1964) The main force of protectors for the planet Thronn, the Honor Team was composed of heroes Energiman, Magicko, Strong Girl, and Golden Blade. Energiman was tapped into the same energy as the Green Lanterns and sacrificed himself to summon Hal Jordan to save the group and battle a threat to their planet. Dorine Clay Green Lantern (vol. 2) #36 (April 1965) An alien from the planet Garon that came to Earth to escape her oppressive world. She would return home to organize a rebellion but instead fled with some of her people as their world was targeted by the Psions, moving to Aoran (left barren by Evil Star) with the help of Hal Jordan. Dorine would travel with Jordan as his companion. Controllers Adventure Comics #357 (June 1967) Formerly part of the Maltusian race, the Controllers separated from them over their differing beliefs on dealing with evil. They would form the Darkstars that tried to fill the void left after Parallax destroyed the Green Lantern Corps. Eve Doremus Green Lantern (vol. 2) #58 (January 1968) Hal Jordan's girlfriend when he lived in Evergreen City. Itty The Flash 238 (December 1975) A creature that accompanied Hal Jordan during a period in his career and metamorphosed into several forms before becoming a tall, blue humanoid. Itty believed itself the last of its species (the Lasma), but later discovered that a single female survived. The pair gave birth to a new generation of Lasma and left their children in Hal Jordan's care. Halla's Green Lantern (vol. 2) #90 (August–September 1976) A race of protectors that were employed after the failure of the Manhunters and prior to the Green Lantern Corps. A trio of Halla's were discovered in suspended animation on Earth along with their prisoner Jinn. Hal Jordan would send all four to Oa, stating the three would be trained as Green Lanterns. Air Wave Green Lantern (vol. 2) #100 (January 1978) Nephew of Martin Jordan and cousin to Hal Jordan, Air Wave took up his father's mantle as the WWII costumed hero Air Wave after discovering he had the ability to turn into energy. Hal Jordan took his cousin on as his apprentice. Kari Limbo Green Lantern (vol. 2) #117 (June 1979) A gypsy and soothsayer, Kari Limbo was Guy Gardner's girlfriend until Gardner was seemingly killed while attempting to recharge his power ring with an exploding power battery. Hal Jordan would comfort Limbo in her grief but would go on to date her before asking for her hand in marriage. On the day of their nuptials, Limbo had a vision that revealed Gardner was alive and trapped in the Phantom Zone. Jordan saved his friend and Limbo stayed at his side as he recovered. Little is known of how the couple parted terms, but when she approached him when he again became a Green Lantern, Gardner angrily rebuffed her. Limbo died in the Coast City disaster. Omega Men Green Lantern (vol. 2) #141 (June 1981) Freedom fighters operating out of the Vegan system which the Guardians made a pact to not interfere in the system's development. They would escape to Earth where they planned an assault on the villainous Citadel, gaining help at different times by Hal Jordan, Superman, and the Teen Titans. When Green Man teamed with the Omega Men against the Spider Guild, he was reprimanded by the Guardians. Green Man chose to give up his ring and join the freedom fighters. Richard Davis Green Lantern (vol. 2) #144 (September 1981) Hal Jordan's mentor in the US Air Force, taking over Carol Ferris' position at Ferris Aircraft under her father Carl when he was no longer capable of flying. While the company was under attack by Bloch Industries, he teamed with Carol and Bruce Gordon to uncover espionage and sabotage against Ferris. He died test piloting a jet designed by Gordon called the Solar Jet that fell under attack by Eclipso and his so-called "Murder Moon." Doctor Ub'x Green Lantern Corps #201 (June 1986) Ub'x is a rodent-like alien of the same species as Ch'p. Initially enemies, the two later become friends after learning that they are among the few who remember the pre-Crisis universe. Gremlins Action Comics Weekly #621 (October 11, 1988) Nickname for Elite Design Consultants, Hal Jordan came to work for the company as a test pilot after his reputation at Ferris Aircraft was damaged by the Manhunters. An aircraft designer inspired by Green Lantern named Francis (but called "Chip") helped Jordan obtain the job, was entrusted with his secret, but whose friendship fell apart when Jordan chose to allow Chip to die during a test of dedication by fellow Lantern Priest. Without Chip covering for him, Jordan would shortly part ways with the Gremlins. L.E.G.I.O.N. Invasion! #1 (December 1988) An intergalactic protection agency on a planetary scale under Vril Dox, the presence of the Green Lantern Corps threatened the paid services of L.E.G.I.O.N. However, when the Corps ceased to exist, the organization's business would drastically increase. When the Corps returned, the two groups would occasionally be tentative allies. Some notable members of L.E.G.I.O.N. included Lobo, Mon-El, Captain Comet, the Durlan, and Lady Quark. Darkstars Darkstars #1 (October 1992) An intergalactic agency designed by the Controllers to actively destroy what they deemed the roots of chaos in the Universe. When Parallax destroyed the Green Lantern Corps, many of the group's survivors went on to become Darkstars, including John Stewart who acted as field commander. Notable members include Donna Troy, Ferrin Colos, Merayn Dethalis, and former Green Lanterns Galius Zed, G'nort, Medphyll, Hollika Rahn, Xax, K'ryssma, Aa, Larvox, and Charlie Vicker. Green Lantern Showcase '93 #12 (December 1993) A friend of Abin Sur, Kristogar Velo took on the name Green Lantern to honor him and act as the guardian of Fae'en. At one point, an invading force came to the planet and the sector's Green Lantern Lan Dibbux tried to help but was repelled. Requesting help from Hal Jordan, the Lanterns were surprised to hear of another taking on their title. Velo would appear and neither he nor the Lanterns were able to quell the invading force individually. However, when Dibbux channeled his power ring energies through Velo's gauntlets creating a force able to drive away the enemy forces. The heroes parted on good terms.
Modern Age