A list of all Ninjago characters in the TV show, and in actual minifigure form.
- Lloyd Garmadon, Son of Garmadon, Green Ninja, Master of Energy. Current leader of the Ninja team.
- Kai, Red Ninja and Elemental Master of Fire, and Nya's brother. Second leader of the Ninja team.
- Zane, Nindroid, White Ninja and Master of Ice.
- Cole, Black Ninja and Master of Earth. Leader of the original Ninja team.
- Jay Walker, Blue Ninja and Master of Lightning. Nya's boyfriend.
- Nya, Ninja and Elemental Master of Water. The Ninja team's engineer alongside PIXAL.
- PIXAL, android samurai and love interest of Zane.
- Wu, Master of Creation, teacher of the Ninja, and younger son of the First Spinjitzu Master.
- Garmadon, Master of Destruction, Brother of Wu and firstborn son of the First Spinjitzu Master.
- Ed and Edna Walker, Jay's adoptive parents
- Misako, Garmadon's wife, Lloyd's mother, former love interest of Wu
- Lou, Cole's father
- Falcon, Zane's companion and scout
- Dareth, fake martial arts instructor and honourary "Brown Ninja"
- Dr. Julien, Zane's father
- Maya, Kai and Nya's mother and wife of Ray
- Ray, Kai and Nya's father and husband of Maya
- The First Spinjitzu Master, creator of Ninjago.
- Cyrus Borg, creator of Borg Industries and PIXAL's father.
- Ronin, a mercenary
- Police Commissioner
- Hutchins, the bodyguard of the royal family
- Ash, Master of Smoke
- Bolobo, Master of Nature
- Chamille, Master of Form
- Cole's Grandfather, a previous Elemental Master of Earth and traitor to the Elemental Alliance during the First Serpentine War
- "Ice", previous Elemental Master of Ice who passed his powers down to Zane.
- Previous Elemental Master of Lightning, Cliff Gordon's Wife and Jay's biological mother.
- Griffin Turner, Master of Speed
- Gravis, Master of Gravity
- Jacob Pevsner, Master of Sound
- Karlof, Master of Metal
- Neuro, Master of Mind
- Paleman, Master of Light
- Shade, Master of Shadow
- Skylor, Master of Amber, love interest of Kai, and daughter of Chen.
- Tox, Master of Poison
- Pythor P. Chumsworth, Former Snake King of the Serpentine and current Serpentine exile
- Skales, Current General Leader of the Hypnobrai Tribe, as well as current Snake King and Leader of the Serpentine
- Fangtom, General and Leader of the Fangpyre Tribe
- Skalidor, General and Leader of the Constrictai Tribe
- Acidicus, General and Leader of the Venomari Tribe
- Slithraa, Former General and current Warrior of the Hypnobrai Tribe
- Mezmo, Soldier of the Hypnobrai Tribe
- Rattla, Scout of the Hypnobrai Tribe
- Fangdam, Warrior of the Fangpyre Tribe
- Fang-Suei, Soldier of the Fangpyre Tribe
- Snappa, Scout of the Fangpyre Tribe
- Bytar, Warrior of the Constrictai Tribe
- Chokun, Soldier of the Constrictai Tribe
- Snike, Scout of the Constrictai Tribe
- Lizaru, Warrior of the Venomari Tribe
- Spitta, Soldier of the Venomari Tribe
- Lasha, Scout of the Venomari Tribe
- Arcturus, Former General of the Anacondrai Tribe, Former Snake King and Leader of the Serpentine during the First Serpentine War
The Overlord's Armies
- The Overlord, Master of Darkness, embodiment of evil in the realm of Ninjago, and leader of the Stone and Nindroid Armies
- Chen, Leader of the Anacondrai Cultists and father of Skylor
- Clouse, Dark Sorceror and second-in-command
- Eyezor, General of the Anacondrai Cultists
- Zugu, General of the Anacondrai Cultists
- Morro, Leader of the Ghost Army, Master of Wind, and first student of Wu
- Wrayth, Chain Master of the Cursed Realm
- Bansha, Blade Master of the Cursed Realm and Dark Sorceress
- Soul Archer, Bow Master of the Cursed Realm
- Ghoultar, Scythe Master of the Cursed Realm
- The Preeminent, leader of the ghosts and physical embodiment of the Cursed Realm
- Nadakhan, Captain of the Sky Pirates and former King of Djinjago and New Djinjago
- Flintlocke, First mate of the Misfortune's Keep and one-time ally of the Ninja
- Clancee, Shipmate of the Misfortune's Keep
- Dogshank, Boatswain of the Misfortune's Keep and one-time ally of the Ninja
- Doubloon, Mute Sky Pirate warrior who can perform Spinjitzu
- Monkey Wretch, Mechanic/carpenter of the Sky Pirates
- Dilara, Nadakhan's deceased girlfriend
- Skeleton Figurehead, the Skulkin figurehead of the Misfortune's Keep
- Khanjikhan, King of Djinjago and father of Nadakhan
Time Twins and Vermillion Army
- Krux, Former Master of Time, former curator of Ninjago Museum of History, leader of the Vermillion Army, and twin brother of Acronix
- Acronix, Former Master of Time, leader of the Vermillion Army, and twin brother of Krux
- Machia, General and Supreme Commander of the Vermillion Tribe
- Blunck, Commander of the Vermillion Tribe
- Raggmunk, Commander of the Vermillion Tribe
- Slackjaw, Vermillion warrior
- Rivett, Vermillion warrior
- Tannin, Vermillion warrior
- Vermin, Vermillion warrior
Sons of Garmadon
- Harumi/Rumi, Princess of Ninjago and leader of the Sons of Garmadon
- Killow, Low-ranking general of the Sons of Garmadon
- Ultra Violet, Mid-ranking general of the Sons of Garmadon
- Mr. E, Highest-ranking general of the Sons of Garmadon
- Luke Cunningham
- Chopper Maroon
- Skip Vicious
- Colossi, Emperor Garmadon's stone creature
- Aspheera, Snake Queen and Leader of the Pyro Vipers Tribe
- Char, General of the Pyro Vipers Tribe
- Pyro Destroyers
- Pyro Slayers
- Pyro Whippers
- Fire Fangs
- Ice Emperor, Leader of the Blizzard Samurai and Ruler of the Never-Realm
- General Vex, General of the Blizzard Samurai and the Ice Emperor's second-in-command
- Bizzaro Ninja, Lord Garmadon's evil Ninja doppelgängers
- Bizzaro Cole, One of the Four Bizzaro Ninja and Cole's doppelgänger
- Bizzaro Jay, One of the Four Bizzaro Ninja and Jay's doppelgänger
- Bizzaro Kai, One of the Four Bizzaro Ninja and Kai's doppelgänger
- Bizzaro Zane, One of the Four Bizzaro Ninja and Zane's doppelgänger
- Anacondrai Serpent
- Ice Serpent
- The Great Devourer
- Mud Monster
- Treehorn Queen
- Firstbourne, Mother Leader and Queen of All Dragons
- Alien Bugs
- Golden Dragon, Lloyd and First Spinjitzu Master's Dragon
- Morro Dragon, Morro's Elemental Dragon
- Fire Dragon Flame, Kai's first dragon
- Lightning Dragon Wisp, Jay's first dragon
- Earth Dragon Rocky, Cole's first dragon
- Ice Dragon Shard, Zane's first dragon
- Elemental Fire Dragon, Kai's Elemental Dragon
- Elemental Lightning Dragon, Jay's Elemental Dragon
- Elemental Earth Dragon, Cole's Elemental Dragon
- Titanium Dragon, Zane's Elemental Dragon
- Elemental Energy Dragon, Lloyd's Elemental Dragon
- Elemental Water Dragon, Nya's Elemental Dragon
- Elemental Creation Dragon, Wu's Elemental Dragon
- Elemnetal Sound Dragon, Jacob Pevsner's Elemental Dragon
- Elemental Speed Dragon, Griffin Turner's Elemental Dragon
- Elemental Gravity Dragon, Gravis' Elemental Dragon
- Elemental Poison Dragon, Tox's Elemental Dragon
- Elemental Metal Dragon, Karlof's Elemental Dragon
- Elemental Smoke Dragon, Ash's Elemental Dragon
- Elemental Amber Dragon, Skylor's Elemental Dragon
- Elemental Form Dragon, Chamille's Elemental Dragon
- Elemental Shadow Dragon, Shade's Elemental Dragon
- Elemental Light Dragon, Paleman's Elemental Dragon
- Elemental Mind Dragon, Neuro's Elemental Dragon
- Elemental Nature Dragon, Bolobo's Elemental Dragon
- Ultra Dragon, the form that Flame, Wisp, Rocky, and Shard took when they merged together
- Mailman – The local mailman whose route includes most, if not all, of the continent.
- Rufus "Mother Doomsday" McCallister – The owner of a comic book shop in Ninjago City.
- Mistaké – A grumpy, elderly lady who owns a tea shop. Some of her tea has magical properties.
- Patty Keys – A realty agent characterized by her exaggerations
- Phil and Jeff – Two of Dareth's pupils
- Gayle Gossip – A news reporter
- Principal Noble – Noble became the Principle of Darkley's Boarding School for Bad Boys after it was rebranded as Darkley's Boarding School for Great Students until became as the Warden of Kryptarium Prison
- Brad and Gene — Darkley's Boarding School's pupils
- Emperor and Empress of Ninjago, the figureheads of the Ninjagan government, as well as the adoptive parents of Harumi