Numerous gods, titans, and demigods have had different nicknames assigned to them throughout the two series:
Primordials
- Dirt Face/Woman, [Old] Potty Face, Queen Dirt Face - Gaea
Titans
- The Crooked One - Kronos
- The Ram - Krios
- The Watcher, Kronos Lite - Hyperion
- Bob, The Piercer - Iapetus
- Sky Bearer, The General - Atlas
- Slimy Worm, Tux Dude - Prometheus
- Sunshine, Cal, Babe - Calypso
Gods
- Corpse Breath, The Silent One, The Rich One, The Hospitable One - Hades
- Barnacle Beard, Old Seaweed, Earth shaker - Poseidon
- The Messenger - Hermes
- Air Head - Aeolus
- Beauty Queen, The Dove - Aphrodite
- Mr. D, Old Drunk, Wine Dude - Dionysus
- Mr. Bacchus, Lord Bacchus, Oh-Gods-Please-Don't-Kill-Me-Lord-Bacchus, Mr. B - Bacchus
- Twin Archers - Apollo & Artemis
- The Hot, Sunshine, Zeus's Golden Boy, Mr. Poetry, Sunny - Apollo
- Gray Eyed One, The Wise One, Zeus' best strategist - Athena
- Big Jerk - Ares
- Blacksmith of the Gods, Fur Face, The Forge - Hephaestus
- Her Most Annoying Majesty, Bovine Majesty, The Loose Cannon, Queen of the Heavens (given by herself) - Hera
- Air Head - Zeus
- Porky - Phorcys
- Kate - Keto
- Snow Princess, Our Least Favorite Ice Princess - Khione
- Miss Wonderful, Cheerful, Grins - Akhlys
- Harry Cleese, The Starbucks of Ancient Greece, Black Bottom - Hercules
- Patron of Brides - Hebe
- Trip - Triptolemus
- Kym - Kymopoleia
- The Lady of Nets, Divine Charioteer - Britomartis
- The Beast - Nero
- The New Hercules - Commodus
Giants
- Al, Golden Boy - Alcyoneus
- Enchiladas - Enceladus
- Porpoise Fear - Porphyrion
- The Big F, Ephie - Ephialtes
- Ginger Giant - Cacus
Demigods
- Boss, Camper Boy, Captain Salt Water, Jorgenson, Kelp Head, Mr. Optimism, Mr. Rule Flouter, Mr. Scholar, Pedro, Perry Johanson, Peter Johnson, Pierre, Poodle Boy, Prissy, Seaweed Brain, Water Boy, Aquaman - Percy Jackson
- Annabell, Annie Bell, Miss Brainiac, Miss Princess, Owl Head, Wise Girl - Annabeth Chase
- Pinecone Face, Tree Girl - Thalia Grace
- RA-RA, Rey, Horse Friend, Praetor - Reyna Ramírez-Arellano
- Blonde Peter Pan, Blonde Superman, John Green, Lightning Boy, Lightning Man, Prince of the Universe, Son of Rome, Sparky - Jason Grace
- Beauty Queen, Dumpster Queen, Pipes - Piper McLean
- Fai, Klutz (Given to him by himself), Chinese Canadian Baby Man, Changeling Lord - Frank Zhang
- Cursed Child, Haze, Miss Metal Detector, Favourite of Hecate, Witch Girl (was called in her old life), Miss Underground - Hazel Levesque
- Death Breath, Death Boy, Ghost King, Zombie Dude, Lord of Darkness, Debbie Downer - Nico di Angelo
- Admiral, Mr. Spock, Repair Boy, Supreme Commander of the Argo II (self-proclaimed), Uncle Leo, Blue Bottom, Black Bottom the Sequel, Lord Tinker, Bad Boy Supreme, Super Sized Mcshizzle - Leo Valdez
- Crotchkicker McCaffrey, Chia Girl - Meg McCaffrey
- Drakon Slayer - Clarisse La Rue
- Charlie, Beckendorf - Charles Beckendorf
- Centurion Shish-kebab, Gwen - Gwendolyn
- Golden Boy - Chrysaor
- Hal, Mr. Cheerful - Halcyon Green
- Kool Aid Freak, (Wannabe) Vampire - Dakota
- Ghost King (by himself) - Minos
- Nawaka - Ethan Nakamura
- Rainbow Pony Dude - Butch Walker
- Groovy Love God - Zethes
- Cal, Hockey Ox- Calais
- Lit, Reaper of Men - Lityerses
Legacies
Creatures
- Cocoa Puffs- Cacodemons
- G-man, Goat Boy - Grover Underwood
- Big Guy - Tyson
- Coach, General Eisenhower, Goat Man, Super Goat - Gleeson Hedge
- Skippy - Scipio
- Shrimpzilla - Skolopendra
- Old Three Face - Cerberus
- Crabby, Mr. Crabby - Giant Crab
- Bigfoot, Canadians- Laistrygonians
- Captain Sunshine, Mr. Brunner - Chiron
- Bessie - Ophiotaurus
Mortals
- Smelly Gabe, the Poker Player - Gabe Ugliano
- Flat-Head Rufus - Rufus
- Dare, Mortal Girl, Redheaded Nightmare, Red, Oracle of Delphi - Rachel Elizabeth Dare
- Mr. Blowfish - Paul Blofis
- Hammy Sammy - Sammy Valdez
- Queen Marie - Marie Levesque
Kane Chronicles
- Eye of Horus - Carter Kane
- Eye of Isis - Sadie Kane
- Eye of Anubis - Walt Stone
- Lord of Funerals, Keeper of the Ways of Death, Death Boy, The Dog - Anubis
- Eye of Ra - Bast
- The Avenger - Horus
- Evil Day (Secret Name), The Red Lord, The Red God, The Rockin Red Reaper (by himself) - Set
- The Star-Spangled Goddess - Nut
- Bullwinkle, First from Chaos, The Evening Sun, Breath into Clay, Ram of Night's Flock, Divine Potter, Protector of the Fourth Gate - Khnum
- The Great Female, Honeycakes (by Bes) - Tawaret
- Collector of Pockets - Neith
- Eye of Ra, Destroyer of the Wicked, The Great Huntress, Lady of Flame - Sekhmet
- Slayer of Enemies - Onuris
- She Who Hastens Birth - Heket
- Poochiekins - Ammit
- Uncle Vinnie - Setne
- Lord of Isfet, Lord of Chaos, Serpent in the Dark, Fear of the Twelve Houses, The Dreaded One, The Hated One, Overgrown Rat Snake - Apophis
Magnus Chase and the Gods of Asgard
- Beantown, Jimmy, Maggie, Vanir Spawn, Freyson - Magnus Chase
- Argr, Cheetah Girl - Alex Fierro
- Sam, Prudence, Max with the Ax, Servant of Odin - Samirah al-Abbas
- T.J. - Thomas Jefferson Jr.
- Mack- Mallory Keen
- The All-Father, X, Oath-Breaker, Master of Disguises - Odin
- The Watchman of the Gods, Guardian of the Bifrost Bridge - Heimdall
- The Silent One - Vidar
- The Black One, Satan's Fashion Consultant - Surt
- Big Boy - Utgard-Loki
- The World Serpent - Jormungand
- Lord of the Sword, Slammer of the Hammer-Gellir