| G., Kenny (Billie Jean, Ken-E-Gee) | Anime: JoJo no Kimyou na Bouken Part 3: Stardust Crusaders 2nd Season |
| G. Darlton, Alfred | Anime: Code Geass: Hangyaku no Lelouch, Code Geass: Hangyaku no Lelouch R2, Code Geass: Hangyaku no Lelouch II - Handou |
| G. Garf Ensance, Logen | Anime: Break Blade Movie 1: Kakusei no Toki, Break Blade Movie 2: Ketsubetsu no Michi, Break Blade Movie Picture Drama, Break Blade Movie 4: Sanka no Chi, Break Blade Movie 5: Shisen no Hate, Break Blade Movie 6: Doukoku no Toride, Break Blade |
| G. Grandchester, Terrence (Terry) | Anime: Candy Candy, Candy Candy: Haru no Yobigoe, Candy Candy: Candy no Natsu Yasumi |
| G. King, Pastel (Pal, Cindy) | Anime: Fortune Quest L, Fortune Quest: Yonimo Shiawase na Boukensha-tachi |
| Ga, Yeon | |
| Ga, Gante | Anime: Blade & Soul |
| Gaap, Bernard | Anime: Shirogane no Ishi: Argevollen |
| Gaap, Goemon | Anime: Mairimashita! Iruma-kun, Mairimashita! Iruma-kun 2nd Season, Mairimashita! Iruma-kun 3rd Season |
| Gaban, Scopper | Anime: One Piece, One Piece Film: Strong World Episode 0 |
| Gabel, Ojelo | Anime: Kidou Senshi Gundam: Suisei no Majo, Kidou Senshi Gundam: Suisei no Majo Season 2 |
| Gabimaru, Shinji | Anime: City Hunter |
| Gabimaru, Kouzou | Anime: City Hunter |
| Gabimaru, Hanae | Anime: City Hunter |
| Gabin, Jean-Alan | Anime: Isekai Yakkyoku |
| Gablae, Gavlet | Anime: Juusenki L-Gaim, Juusenki L-Gaim I: Pentagona Window + Lady Gavlet |
| Gable, Yazan | Anime: Kidou Senshi Zeta Gundam, Kidou Senshi Gundam ZZ, Kidou Senshi Z Gundam II: Koibito-tachi, Kidou Senshi Z Gundam III: Hoshi no Kodou wa Ai, Kidou Senshi SD Gundam Mk-I, Kidou Senshi SD Gundam Mk-IV |
| Gaborini, Angelo | Anime: Inazuma Eleven |
| Gabriel, Alan | Anime: The Big O |
| Gabriel, Monica | Anime: Heat Guy J, Heat Guy J: Toriko - Angel |
| Gabriel, Oscar | |
| Gabriel, Britannia (Scarecrow) | Anime: Gosick |
| Gabriel, Beat | Manga: |
| Gabrielli, Elenora | Anime: Gunslinger Girl |
| Gabrielli, Berenice (The Question) | Anime: Bleach: Sennen Kessen-hen |
| Gabriev, Gourry (Guido, Gauld) | Anime: Slayers, Slayers Next, Slayers Premium, Slayers Try, Slayers Revolution, Slayers Evolution-R |
| Gabriev, Rowdy | Anime: Slayers: The Motion Picture |
| Gaché, Gauldi Russ | Anime: Isekai de Mofumofu Nadenade suru Tame ni Ganbattemasu. |
| Gaché, Lilina Linus | Anime: Isekai de Mofumofu Nadenade suru Tame ni Ganbattemasu. |
| Gaché, Wilherd Rega | Anime: Isekai de Mofumofu Nadenade suru Tame ni Ganbattemasu. |
| Gachi, Gorilla | Anime: Boku to Roboko, Boku to Roboko Movie |
| Gachi, Ruri | Anime: Boku to Roboko |
| Gachi, Ruko | Anime: Boku to Roboko |
| Gadermann, Ernst | |
| Gadget, Merrybell | Anime: Turn A Gundam, Turn A Gundam II Movie: Moonlight Butterfly |
| Gado, Li | Anime: Kekkai Sensen & Beyond |
| Gadon, Klaus | |
| Gadou, Nagamasa | Anime: Black Bullet |
| Gadou, Hidehiko | Anime: Black Bullet |
| Gae Bolg, Rhea | Anime: Saint Seiya Omega |
| Gae-Ha, Kim (KG) | |
| Gaebolg, Precht (Hades) | Anime: Fairy Tail, Fairy Tail (2014), Fairy Tail OVA (2016), Fairy Tail: Final Series |
| Gael, Jalder (Indomitable) | |
| Gaen, Izuko | Anime: Monogatari Series: Second Season, Owarimonogatari, Koyomimonogatari, Owarimonogatari 2nd Season, Owarimonogatari 2nd Season Recaps |
| Gaen, Kyouya | Anime: Future Card Buddyfight, Future Card Buddyfight Triple D |
| Gaeudemus, Sulia | Anime: Fatal Fury: The Motion Picture |
| Gaff Marea, Shandy | Anime: Gate: Jieitai Kanochi nite, Kaku Tatakaeri Part 2 |
| Gaga, Rin | Anime: Kite Liberator |
| Gagada, Aiko | |
| Gagamaru, Gin | Anime: Blue Lock |