Years ago Gaimon and his crew landed on a small island. When they were about to leave Gaimon found treasure chests on top of a large hill. He accidently gets knocked out and falls in an empty one. He awakes to find no one there but himself. Even more he is stuck in the treasure chest and can't get out! Years later Luffy, Nami and Zoro show up to find Gaimon who is still stuck in the chest and has very huge hair. Luffy goes to get the treasure chests for him but finds they are empty, leaving Gaimon with his hopes of getting the treasure all these years gone. Although he didn't get any treasure he is very happy Luffy tried to help him. When they ask him to come with them Gaimon decides to stay on the island with the many creatures that live there.

Shougun Galaxy is one of the four robots made by doctor Tsukimi. After the death of her creator, who died shoked by after see an explosion in the moon while he was eating, they marched to the Moon searching for revenge. But he was defeated by the Space Pirates. In the Moon they meet the Space Pirates and they are defeated.

Gan Fall was the former god of Skypiea before Enel took over. He goes by the name "Knight of the Sky" and helps visitors from the Blue Sea out from trouble. Gan Fall fights with a lance and rides on Pierre, his half bird, half horse pet. All Gan Fall wants to bring peace between the Shandorian people and the Skypiea Citizens.

She is the Waitress at Enies Lobby, the one that rejected coldly Jabra, breaking his heart. The rumour of what happened has extended over the entire island thanks to Fukurou, everyone spoke about it now.

A member of the Ouka Shichibukai. He sail the Florian Triangle in the Thriller Bark, the largest ship in the world, so big that there is an island inside it. He attracts the pirates who sails those water to his ship to capture them and to receive their bounties. He united forces with Hogback to create an army of zombies, he would obtain the shadows of powerful pirates while Hogback would find and prepare powerful bodies to introduce those shadows. His goal is to become the Pirate King, but now he is a lazy ass and prefers that others fights for him, this is because he was defeated by someone called Kaidou in the New World and now he is scared to lose again.

Gedatsu, also called "Sky Guardian", is one of the four Skypiea priests. He uses the "Ordeal of Swamp" against his opponents. He uses Swamp's clouds to trap his opponents and suck them into the swamps. He also uses an extinct dial called "Jet Dial" where it increases the speed of his arm to allow a powerful punch. Gedatsu has problems with his eyes and his pupils go to the back of his head alot of the time.

Genbou is a one of the warriors of Shandora fighting to regain their homeland back.

Genzo also known as Gen has been a resident of Kokoyashi village for many years. Technically, he's sort of like Nami's father and would do anything to keep her happy or safe. That is the reason why he his body is covered with all those scars. During an encounter with Arlong and his men while Nami was still a young girl, Gen-san and his fellow villagers had tried with their might to protect Nami from being taking by Arlong. But their efforts were in vain as Gen-san and the villagers we almost beaten to death. Also the windmill on Gen-san's hat originated from Nami's childhood. Whenever Gen-san would approach her, Nami would break out into a fret of tears because of his horrid looks! So to keep her from crying, Gen-san donned the windmill on his hat and strangely, it worked. Two years after the Straw Hat crew defeated Arlong and his henchman, Genzo, with the help of Nojiko and Chabo, would open their own business farming Bell-mère's tangerines.

Before the start of the "Combat" between Luffy and Foxy in the third round of the Davy Back Fight, George Mach faced Mountain Ricky in an exhibition match to entertain the audience.

Gin is one of Don Krieg's crew members who enters the Baratie restaurant looking for food. Him and the rest of the Krieg pirates were badly injured and starving having just come from Grand Line where they got destroyed. Knowing he is one of the ruthless Krieg pirates they throw him out. Sanji who feels bad for him gives him something to eat. After thanking Sanji he brings Krieg and the crew to the restaurant to take it over betraying Sanji! When they attack the ship Gin attempts to kill Sanji but finds he cannot. Since Sanji saved his life he couldn't kill him. This makes Krieg very mad and attacks everyone on the ship and Gin with poison gas. Luffy then defeats Krieg and they heal Gin. Gin carries off Krieg thanking Sanji on his way out.

Gina is one of the fifty shipwrights that Foxy offered to Luffy at the conclusion of the Davy Back Fight. She is described as the "Sexy Shipwright Babe".

Called helder Nyon by the Kuja tribe. She is the helder woman in Amazon Lily, once she was the empress of the place. When Boa Hancock was released by Fisher Tiger from the Tenryuubito, Gloriosa, who was in the exile, took care of Hancock and her sisters, and helped them return to Amazon Lily. Later, Hancock would become a cold person, and often forget what Gloriosa made for them, although in the deep, Gloriosa knows the she remembers it well.

One of the servants of Enel and former resident of Bilca that reports him about Survival Game's participants.

Gol D. Roger was the first Pirate King who was executed 20 years ago. He reveal before death where his legendary teasure, the One Piece, was hidden. Then the Great Pirate Age began, all the pirates sail to the Grand Line in search of the One Piece to demand Roger's position.

Gombe Chimney's rabbit, but according to her he is a cat.

One of the two King Bulls of the Franky Family. Gomorra and Sodoma were rescued from inside the stomach of a sea monster by Franky, since them they are loyal to him. After Sodoma's defeat in Enies Lobby, he promised to charge with everyone to the end the end, even after receiving serious damages and getting blind.

One of the pirates whose shadow was stolen by Gekko Moriah. Until the day that Luffy defeated Moriah releasing all shadows, at daytime Goo was always hidden in his cabin sheltered from the sun.

Captain Gorilla is a Marine officer who was sent to investigate the "Nightmare of Baldimore" accidentally caused by Franky at exploding Vegapunk's lab. However, he and his men were shocked by the "Burning Beast of Baldimore", which was none other than Franky covered with a lion's skin that was on fire.

Goro is Toto's brother and Kohza's uncle. His dream was to open a hot springs resort, and he was able to do that with Gedatsu's help.

One of Ohara's scholars who studied the Poneglyph. He died trying to save the books from the Tree of Knowledge when the Buster Call attack over Ohara started.

One of the New World captains who attended Shirohige in battle at Marineford to prevent Ace's execution.

Gyaro is a pop eyed goldfish gyojin, member of the Macro Pirates. He is a swordsman that uses the so called "Goldfish Fencing".

One of the three zombies that reported Moria about the arrival of the Straw Hats to Thriller Bark. He is the one with superhero suit.

The fish seller at Fushchia town that jokes with Luffy after he have eaten the Gomu Gomu not Mi. When Luffy obtains his first bounty he feels proud of his town for being the place from that great pirate comes.

"Crab Hand" Gyro is the captain of the Gyro Pirates, a pirate crew that on their journey to the New World were captured by the New Gyojin Pirates and forced to ally with them. The crew tried to escape from the Gyojin District with their ship, but Hody Jones soon catch up them and used them to test the potential of the Energy Steroids.