What would the Mario series be without its famous characters? Find them all here! Template:CompactTOC3
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A
B
- Baby Bowser – Super Mario World 2: Yoshi's Island
- Baby Donkey Kong – Yoshi's Island DS
- Baby Luigi – Super Mario World 2: Yoshi's Island
- Baby Mario – Super Mario World 2: Yoshi's Island
- Baby Peach – Mario & Luigi: Partners in Time
- Baby Wario – Yoshi's Island DS
- Bahamutt – Super Mario RPG: Legend of the Seven Stars
- Bamma – Paper Mario: The Thousand-Year Door
- Bandy Andy – Paper Mario: The Thousand-Year Door
- Barry – Super Paper Mario
- Beldam – Paper Mario: The Thousand-Year Door
- Belome – Super Mario RPG: Legend of the Seven Stars
- Bianca – Itadaki Street DS
- Big Bully – Super Mario 64
- Big Lantern Ghost – Paper Mario
- Big Mr. I – Super Mario 64
- Biokinton – Super Mario Land
- Black Chest Demon – Paper Mario: The Thousand-Year Door
- The Black Jewel – Wario World
- Black Mage – Mario Hoops 3-on-3
- Blablanadon – Mario & Luigi: Superstar Saga
- Bleu – Super Paper Mario
- Blooey – Paper Mario: The Thousand-Year Door
- Blinky – Mario Kart Arcade GP
- Bobbery – Paper Mario: The Thousand-Year Door
- Blue Goomba – Paper Mario
- Bombette – Paper Mario
- Bonetail – Paper Mario: The Thousand-Year Door
- Boolosus – Luigi's Mansion
- Boom Boom – Super Mario Bros. 3
- Boomer (SMRPG) – Super Mario RPG: Legend of the Seven Stars
- Boomer (Pixl) – Super Paper Mario
- Booster – Super Mario RPG: Legend of the Seven Stars
- Bootler – Paper Mario
- Border Bros. – Mario & Luigi: Superstar Saga
- Boshi – Super Mario RPG: Legend of the Seven Stars
- Bow – Paper Mario
- Bowletta – Mario & Luigi: Superstar Saga
- Bowser – Super Mario Bros.
- Bowser Bones – New Super Mario Bros
- Bowser Jr. – Super Mario Sunshine
- Bowyer – Super Mario RPG: Legend of the Seven Stars
- Brighton – Mario Party 6
- Brobot – Super Paper Mario
- Bruce – Paper Mario
- Bub-ulber – Paper Mario: The Thousand-Year Door
- Bubbles – Mario & Luigi: Superstar Saga
- Burt the Bashful – Super Mario World 2: Yoshi's Island
- Buzzar – Paper Mario
C
- Cackletta – Mario & Luigi: Superstar Saga
- Cactuar – Mario Hoops 3-on-3
- Captain Falcon – Super Smash Bros.
- Captain Gills – Super Paper Mario
- Captain Syrup – Super Mario Land 3: Wario Land
- Carrie – Super Paper Mario
- Carpaccio – Wario: Master of Disguise
- Chan – Paper Mario
- Chancellor – Super Mario RPG
- Chanterelle – Paper Mario
- Charlieton – Paper Mario: The Thousand-Year Door
- Charold – Super Paper Mario
- Chef Shimi – Paper Mario: The Thousand-Year Door
- Cheep Cheep – Super Mario Bros.
- Chestnut King – Paper Mario: The Thousand-Year Door
- Chet Rippo – Paper Mario
- Chief Yoshi – Paper Mario
- Chief Chilly– Super Mario 64 DS
- Chill Bully – Super Mario 64
- Chompy – Paper Mario
- Chuck Quizmo – Paper Mario
- Chuckleroot – Mario & Luigi: Superstar Saga
- Chuckolator – Mario & Luigi: Superstar Saga
- Clawgrip – Super Mario Bros. 2
- Cleftor – Paper Mario: The Thousand-Year Door
- Clerk – Super Mario RPG: Legend of the Seven Stars
- Cloud N. Candy – Yoshi's Story
- Conn – Super Paper Mario
- Cortez – Paper Mario: The Thousand-Year Door
- Count Bleck – Super Paper Mario
- Count Cannoli – Wario: Master of Disguise
- Cractus – Wario Land 4
- Crazy Hand – Super Smash Bros. Melee
- Croco – Super Mario RPG: Legend of the Seven Stars
- Crow – Super Mario Land 2: Six Golden Coins
- Crystal King – Paper Mario
- Cudge – Super Paper Mario
- Culex – Super Mario RPG: Legend of the Seven Stars
- Czar Dragon – Super Mario RPG: Legend of the Seven Stars
D
- Darkly – Paper Mario: The Thousand-Year Door
- Dashell – Super Paper Mario
- Dazzle – Paper Mario: The Thousand-Year Door
- Dimentio – Super Paper Mario
- Diddy Kong – Mario Kart: Double Dash
- Director – Super Mario RPG: Legend of the Seven Stars
- Dixie Kong – Mario Superstar Baseball
- Dizzy Dandy – Super Mario World 2: Yoshi's Island
- Doctor Crygor – WarioWare, Inc.: Mega Microgame$
- Doctor Mario – Dr. Mario
- Doctor Topper – Super Mario RPG: Legend of the Seven Stars
- Dodo – Super Mario RPG: Legend of the Seven Stars
- Donkey Kong – Donkey Kong
- Donkey Kong Jr. – Donkey Kong Junior
- Don Pianta – Paper Mario: The Thousand-Year Door
- Doopliss – Paper Mario: The Thousand-Year Door
- Dorrie – Super Mario 64
- Dottie – Super Paper Mario
- Dragon – Yoshi's Story
- Dragonlord – Itadaki Street DS
- Dragonzamasu – Super Mario Land
- Dribble – WarioWare, Inc.: Mega Microgame$
- Dry Bones – Mario Bros.
- Dyllis – Super Paper Mario
- Dyna & Mite Mole – Super Mario RPG
E
- Eely Mouth – Super Mario Sunshine
- Egg-Plant – Super Mario World 2: Yoshi's Island
- Eggo-Dil – Super Mario World 2: Yoshi's Island
- Elder – Super Mario RPG: Legend of the Seven Stars
- Elder Princess Shroob – Mario & Luigi: Partners in Time
- Eldstar – Paper Mario
- Electro Blooper – Paper Mario
- Exor – Super Mario RPG: Legend of the Seven Stars
- Eyerok – Super Mario 64
F
- Factory Chief – Super Mario RPG: Legend of the Seven Stars
- Falco – Super Smash Bros. Melee
- Fawful – Mario & Luigi: Superstar Saga
- Fice T. – Paper Mario
- Fireless Bowser – Super Mario Bros. 3
- Fishmael – Paper Mario
- Fishin' Boo – Super Mario World
- Flamm – Super Paper Mario
- Flare – Paper Mario: The Thousand-Year Door
- Flavio – Paper Mario: The Thousand-Year Door
- Flimm – Super Paper Mario
- Flint Cragley – Super Paper Mario
- Fleep – Super Paper Mario
- FLUDD – Super Mario Sunshine
- Fly Guy – Super Mario World 2: Yoshi's Island
- Follow Toad – Mario Party Advance
- Four-Eyes – Paper Mario: The Thousand-Year Door
- Fox McCloud – Super Smash Bros.
- Francesca Pianta – Paper Mario: The Thousand-Year Door
- Francis – Super Paper Mario
- Frankie – Paper Mario: The Thousand-Year Door
- Frogfucius – Super Mario RPG: Legend of the Seven Stars
- Frost T. – Paper Mario
- Fryguy – Super Mario Bros. 2
- Fuzzipede – Paper Mario
G
- Game Guy – Mario Party 3
- Ganondorf – Super Smash Bros. Melee
- Gardener – Super Mario RPG: Legend of the Seven Stars
- Garro – Super Mario RPG: Legend of the Seven Stars
- Gary – Super Paper Mario
- Garson – Super Paper Mario
- Gaz – Super Mario RPG: Legend of the Seven Stars
- Gene – Mario Golf: Advance Tour
- General Guy – Paper Mario
- General White – Paper Mario: The Thousand-Year Door
- Genie – Super Mario Land 3: Wario Land
- Genie of the Lamp – Mario Party 4
- Geno – Super Mario RPG: Legend of the Seven Stars
- Ghost T. – Paper Mario: The Thousand-Year Door
- Giga Bowser – Super Smash Bros. Melee
- Gills II – Super Paper Mario
- Gills III – Super Paper Mario
- Gills IV – Super Paper Mario
- Gills V – Super Paper Mario
- Gills Jr. – Super Paper Mario
- Gloomtail – Paper Mario: The Thousand-Year Door
- Goldbob – Paper Mario: The Thousand-Year Door
- Gold Fuzzy – Paper Mario: The Thousand-Year Door
- Goodstyle – Wario: Master of Disguise
- Gooma – Paper Mario
- Goom Goom – Paper Mario: The Thousand-Year Door
- Goomama – Paper Mario
- Goomba Bros. – Paper Mario
- Goomba King – Paper Mario
- Goombaria – Paper Mario
- Goombario – Paper Mario
- Goombella – Paper Mario: The Thousand-Year Door
- Goomfrey – Paper Mario: The Thousand-Year Door
- Goompa – Paper Mario
- Goompapa – Paper Mario
- Gooper Blooper – Super Mario Sunshine
- Goose – Paper Mario: The Thousand-Year Door
- Gourmet Guy – Paper Mario
- Grandma Toadstool – Super Mario RPG: Legend of the Seven Stars
- Grate Guy – Super Mario RPG: Legend of the Seven Stars
- Green the Bridgemaster – Super Paper Mario
- Grifty – Paper Mario: The Thousand-Year Door
- Grodus – Paper Mario: The Thousand Year Door
- Grubba – Paper Mario: The Thousand-Year Door
- Gus – Paper Mario: The Thousand-Year Door
- Giant Bird - Super Mario Land 2: Six Golden Coins
H
- Hamma – Paper Mario: The Thousand-Year Door
- Hammerhead Bros. – Mario & Luigi: Superstar Saga
- Harhall – Mario & Luigi: Superstar Saga
- Harry – Mario Golf
- Harry Hare – Wario's Woods
- Harry T. – Paper Mario
- Hayzee – Paper Mario: The Thousand-Year Door
- Heff T. – Paper Mario: The Thousand-Year Door
- Herb T. – Paper Mario: The Thousand-Year Door
- Hermie III – Mario & Luigi: Superstar Saga
- Hinopio – Super Mario RPG: Legend of the Seven Stars
- Hiyoihoi – Super Mario Land
- Hizza – Paper Mario: The Thousand-Year Door
- Hoohooros – Mario & Luigi: Superstar Saga
- Hookbill the Koopa – Super Mario World 2: Yoshi's Island
- Hooktail – Paper Mario: The Thousand-Year Door
- Hoot the Owl – Super Mario 64
- Huff N. Puff – Paper Mario
I
J
- Jabble – Paper Mario: The Thousand Year Door
- Jagger – Super Mario RPG: Legend of the Seven Stars
- Jean de Fillet – Super Mario World 2: Yoshi's Island
- Jellyfish Sisters – Mario & Luigi: Superstar Saga
- Jerry – Paper Mario: The Thousand-Year Door
- Jessica – Itadaki Street DS
- Jigglypuff – Super Smash Bros.
- Jimmy P. – WarioWare: Smooth Moves
- Jimmy T. – WarioWare, Inc.: Mega Microgame$
- Jinx – Super Mario RPG: Legend of the Seven Stars
- Jolene – Paper Mario: The Thousand-Year Door
- Jojora – Mario & Luigi: Superstar Saga
- Jojora's Friends – Mario & Luigi: Superstar Saga
- Jonathan Jones – Super Mario RPG: Legend of the Seven Stars
- Jr. Troopa – Paper Mario
K
- Kalmar – Paper Mario
- Kamek Koopa – Super Mario World 2: Yoshi's Island
- Kammy Koopa – Paper Mario
- Kat and Ana – WarioWare, Inc.: Mega Microgame$
- Kent C. Koopa – Paper Mario
- King Bob-omb – Super Mario 64
- King Boo – Luigi's Mansion
- King Bowser – Super Mario Bros.
- King K – Paper Mario: The Thousand-Year Door
- King Grambi – Super Paper Mario
- King Nimbus – Super Mario RPG: Legend of the Seven Stars
- King Totomesu – Super Mario Land
- Kirby – Super Smash Bros.
- Klepto – Super Mario 64
- Klevar – Paper Mario
- Knife Guy – Super Mario RPG: Legend of the Seven Stars
- Knuckles the Echidna – Mario & Sonic at the Olympic Games
- Kolorado – Paper Mario
- Koopa Bros. – Paper Mario
- Koopa Kid – Mario Party
- Koopa Koot – Paper Mario
- Koopalings – Super Mario Bros. 3
- Koopa the Quick – Super Mario 64
- Kooper – Paper Mario
- Koopie Koo – Paper Mario: The Thousand-Year Door
- The Koopinator – Paper Mario: The Thousand-Year Door
- Koopley – Paper Mario: The Thousand-Year Door
- Koops – Paper Mario: The Thousand-Year Door
- Koover – Paper Mario
- Kylie Koopa – Mario & Luigi: Partners In Time
L
- L33t Hamm3r Broz.- Mario & Luigi: Partners In Time
- Lady Bow – Paper Mario
- Lady Lima – Mario & Luigi: Superstar Saga
- Lahla – Paper Mario: The Thousand-Year Door
- Lakilester – Paper Mario
- Lakilulu – Paper Mario
- Lakitu – Mario Bros.
- Larry Koopa – Super Mario Bros. 3
- Lava Piranha – Paper Mario
- Lee – Paper Mario
- Lemmy Koopa – Super Mario Bros. 3
- Lily – Paper Mario
- Link – Super Mario RPG: Legend of the Seven Stars
- Little Yoshi – Tetris Attack
- Lizardon – Wario's Woods
- Lord Crump – Paper Mario: The Thousand-Year Door
- Ludwig Von Koopa – Super Mario Bros. 3
- Lucky – Paper Mario: The Thousand-Year Door
- Lumpy – Paper Mario: The Thousand-Year Door
- Luigi – Mario Bros.
- Luvbi – Super Paper Mario
- Lydia – Luigi's Mansion
M
- Ma' and Pa' Mole – Super Mario RPG: Legend of the Seven Stars
- Macho Grubba – Paper Mario: The Thousand-Year Door
- Mack – Super Mario RPG: Legend of the Seven Stars
- Mad Adder – Super Mario RPG: Legend of the Seven Stars
- Mad Piano – Super Mario 64
- Mad Scienstein – Wario Land 3
- Madam Merlar – Paper Mario
- Madame Clairvoya – Luigi's Mansion
- Madame Flurrie – Paper Mario: The Thousand-Year Door
- Magnus Von Grapple Robots – Paper Mario: The Thousand-Year Door
- Maitre Delish – Paper Mario: The Thousand-Year Door
- Mallow – Super Mario RPG: Legend of the Seven Stars
- Mamar – Paper Mario
- Manager – Super Mario RPG: Legend of the Seven Stars
- Mangylox – Wario's Woods
- Manta – Super Mario 64
- Manta Storm – Super Mario Sunshine
- Marching Milde – Super Mario World 2: Yoshi's Island
- Marilyn – Paper Mario: The Thousand-Year Door
- Mario – Donkey Kong
- Marth – Super Smash Bros. Melee
- Master, The – Paper Mario
- Master Crash – Paper Mario: The Thousand-Year Door
- Master Hand – Super Smash Bros.
- Master Mantis – WarioWare: Smooth Moves
- McGoomba – Paper Mario: The Thousand-Year Door
- Megasmilax – Super Mario RPG: Legend of the Seven Stars
- Merle – Paper Mario
- Merlee – Paper Mario
- Merlon – Paper Mario
- Merlow – Paper Mario
- Merluvlee – Paper Mario
- Meta Knight – Super Smash Bros. Brawl
- Metal Mario – Super Mario 64
- Mewtwo – Super Smash Bros. Melee
- Mike – WarioWare: Touched!
- Miles "Tails" Prower – Mario & Sonic at the Olympic Games
- Mimi – Super Paper Mario
- Minh T. – Paper Mario
- Minister Crepe – Paper Mario: The Thousand-Year Door
- MIPS – Super Mario 64
- Misstar – Paper Mario
- Millenium Star – Mario Party 3
- Mom Piranha – Mario & Luigi: Superstar Saga
- Mona – WarioWare, Inc.: Mega Microgame$
- Monsieur Boo – Wario's Woods
- Monstar – Paper Mario
- Monstermama – Super Mario RPG
- Moogle – Mario Hoops 3-on-3
- Mort T. – Paper Mario
- Morton Koopa Jr. – Super Mario Bros. 3
- Mouser – Super Mario Bros. 2
- Moustafa – Paper Mario
- Mr. E – Mario Party Advance
- Mr. Game & Watch – Super Smash Bros. Melee
- Mr. Mario – Super Mario World 2: Yoshi's Island
- Mrs. Mario – Super Mario World 2: Yoshi's Island
- Mrs. Shroomlock – Mario Party Advance
- Ms. Mowz – Paper Mario: The Thousand-Year Door
- Ms. Pac-Man – Mario Kart Arcade GP
- Muddy Buddy – Super Mario World 2: Yoshi's Island
- Mushbert – Mario Party Advance
- Mushroom King – Super Mario Bros. 3
- Muskular – Paper Mario
- Muss T. – Paper Mario
N
- Nastasia – Super Paper Mario
- Naval Piranha – Super Mario World 2: Yoshi's Island
- Nerd Toad – Mario Party Advance
- Ness – Super Smash Bros.
- Neville – Luigi's Mansion
- Niff T. – Paper Mario: The Thousand-Year Door
- Ninja (Final Fantasy) – Mario Hoops 3-on-3
- The Notorious Goomba Brothers – Paper Mario
- Nurse Toadstool – Dr. Mario 64
O
- Oaklie – Paper Mario
- O'Chunks – Super Paper Mario
- Octo – Dr. Mario 64
- Octopus - Super Mario Land 2: Six Golden Coins
- Old Red-Mug – Wario World
- Oho Jee – Mario and Luigi: Superstar Saga
- Oholina – Mario and Luigi: Superstar Saga
- Oosansho – Wario Land 3
- Orbulon – WarioWare, Inc.: Mega Microgame$
- Oucher Glass – Mario and Luigi: Superstar Saga
P
- Pa-Patch – Paper Mario: The Thousand-Year Door
- Parakarry – Paper Mario
- Doopliss's Parrot – Paper Mario: The Thousand-Year Door
- Pac-Man – Mario Kart Arcade GP
- Perry – Super Princess Peach
- Pauline – Donkey Kong
- Peeka – Paper Mario: The Thousand-Year Door
- Pennington – Paper Mario: The Thousand-Year Door
- Penny Crygor – WarioWare: Smooth Moves
- Petey Piranha – Super Mario Sunshine
- Petuni – Paper Mario: The Thousand-Year Door
- Petunia – Paper Mario
- Phantamanta – Super Mario Sunshine
- Piccolo – Super Paper Mario
- Pikachu – Super Smash Bros.
- Pit – Super Smash Bros. Brawl
- Plum – Mario Golf
- Podley – Paper Mario: The Thousand-Year Door
- The Poker Faces – Paper Mario: The Thousand-Year Door
- Poochy – Super Mario World 2: Yoshi's Island
- Popple – Mario & Luigi: Superstar Saga
- Posie – Paper Mario
- Prince Froggy – Super Mario World 2: Yoshi's Island
- Prince Mush – Paper Mario: The Thousand-Year Door
- Prince Mushroomkamen – The Adventures of Super Mario Bros. 3
- Prince Peasley – Mario & Luigi: Superstar Saga
- Prince Pine – Yoshi's Safari
- Princess Daisy – Super Mario Land
- Princess Éclair – Paper Mario: The Thousand-Year Door
- Princess Peach – Super Mario Bros.
- Princess Shokora – Wario Land 4
- Princess Zelda – Super Smash Bros. Melee
- Professor Elvin Gadd – Luigi's Mansion
- Professor Frankly – Paper Mario: The Thousand-Year Door
- Punchinello – Super Mario RPG: Legend of the Seven Stars
- Pungry (aka The Mover) – Paper Mario: The Thousand-Year Door
- Puni Elder – Paper Mario: The Thousand-Year Door
- Punio – Paper Mario: The Thousand-Year Door
- Puniper – Paper Mario: The Thousand-Year Door
- Pyoro – WarioWare, Inc.: Mega Microgame$!
Q
R
- Radio Contest Toad – Paper Mario
- Ragnar – Itadaki Street DS
- Raphael the Raven – Super Mario World 2: Yoshi's Island
- Rat - Super Mario Land 2: Six Golden Coins
- Rawk Hawk – Paper Mario: The Thousand-Year Door
- Raz – Super Mario RPG: Legend of the Seven Stars
- Red – WarioWare: Touched!
- Red the Bridgemaster – Super Paper Mario
- Red Goomba – Paper Mario
- Rip Cheato – Paper Mario
- Robirdo – Super Mario Advance
- Robo-Kritter – Super Mario Strikers
- Robotic Operating Buddy – Mario Kart DS
- Roger the Potted Ghost – Super Mario World 2: Yoshi's Island
- Rookie – Mario & Luigi: Superstar Saga
- Rowf and Rhuff – Paper Mario
- Rosie – Paper Mario
- Roy – Super Smash Bros. Melee
- Roy Koopa – Super Mario Bros. 3
- Rudy the Clown – Wario Land 3
- Russ T. – Paper Mario
S
- Saffron – Super Paper Mario
- Salvo the Slime – Super Mario World 2: Yoshi's Island
- Sam Spook – Wario's Woods
- Samus Aran – Super Mario RPG: Legend of the Seven Stars
- Sand Bird – Super Mario Sunshine
- Sarissa – Wario's Woods
- Scarlette – Paper Mario: The Thousand-Year Door
- Screamy – Paper Mario: The Thousand-Year Door
- Sergeant Flutter – Super Mario RPG: Legend of the Seven Stars
- Shadow Mario – Super Mario Sunshine
- Shadow Queen – Paper Mario: The Thousand-Year Door
- Shadow Sirens – Paper Mario: The Thousand-Year Door
- Sheik – Super Smash Bros. Melee
- Shroomlock – Mario Party Advance
- Shy Away – Super Mario RPG: Legend of the Seven Stars
- Shy Guy Army – Paper Mario
- Sir Grodus – Paper Mario: The Thousand-Year Door
- Sir Swoop – Paper Mario: The Thousand-Year Door
- Skeet – Super Paper Mario
- Skolar – Paper Mario
- Slim – Super Paper Mario
- Slime (Dragon Quest) – Itadaki Street DS
- Slug – Yoshi's Story
- Sluggy the Unshaven – Super Mario World 2: Yoshi's Island
- Smelter – Super Mario RPG: Legend of the Seven Stars
- Smithy – Super Mario RPG: Legend of the Seven Stars
- Smorg – Paper Mario: The Thousand-Year Door
- Solid Snake – Super Smash Bros. Brawl
- Sonic the Hedgehog – Mario & Sonic at the Olympic Games
- Spitz – WarioWare, Inc.: Mega Microgame$
- Sprinteling – Wario World
- Spoiled Rotten – Wario Land 4
- Squirps – Super Paper Mario
- Stanley the Boo – Paper Mario
- Star Spirits – Paper Mario
- Starshade Bros. – Mario & Luigi: Superstar Saga
- Star Spirits – Paper Mario
- Stock – Super Paper Mario
- The Stork – Super Mario World 2: Yoshi's Island
- The Sun – Paper Mario
- Super Blooper – Paper Mario
- Super Dimentio – Super Paper Mario
- Super Team – Super Mario Strikers
- Support Ghost – Super Mario World 2: Yoshi's Island
- Sushie – Paper Mario
T
- Tad Rock – Wario's Woods
- Tamagotchi – Mario Kart Arcade GP 2
- Tap-Tap the Golden – Super Mario World 2: Yoshi's Island
- Tap-Tap the Red Nose – Super Mario World 2: Yoshi's Island
- Tatanga – Super Mario Land
- Tayce T. – Paper Mario
- TEC-XX – Paper Mario: The Thousand-Year Door
- Teeheena – Mario and Luigi: Superstar Saga
- Thak – Wario's Woods
- Thoreau – Super Paper Mario
- Three Musty Fears – Super Mario RPG: Legend of the Seven Stars
- Thudley – Super Paper Mario
- Tiaramisu – Wario: Master of Disguise
- Tinga – Super Paper Mario
- Tippi – Super Paper Mario
- Tiptron – Super Paper Mario
- Toad – Super Mario Bros.
- Toadette – Mario Kart: Double Dash!!
- Toadofsky – Super Mario RPG: Legend of the Seven Stars
- Toadsworth – Super Mario Sunshine
- Tolielip – Paper Mario
- Tolstar – Mario & Luigi: Superstar Saga
- Tony – Paper Mario: The Thousand-Year Door
- Toodles – Paper Mario: The Thousand-Year Door
- Torque – Paper Mario: The Thousand-Year Door
- Triclyde – Super Mario Bros. 2
- Tubba Blubba – Paper Mario
- Tubba's Heart – Paper Mario
- Tumble – Mario Party 3
- Tutankoopa – Paper Mario
- Tuxie – Super Mario 64
- Twila – Mario Party 6
- Twink – Paper Mario
U
V
W
- Waluigi – Mario Tennis
- Wanda – Mario vs. Wario
- Wandering Nomadimouse, The – Paper Mario
- Wario – Super Mario Land 2: 6 Golden Coins
- Wart – Doki Doki Panic
- Watt – Paper Mario
- Webber – Wario Land 3
- Wendy O. Koopa – Super Mario Bros. 3
- Whale – Paper Mario
- White Mage – Mario Hoops 3-on-3
- Witchella – Super Mario Land 2: 6 Golden Coins
- Whomp King – Super Mario 64
- Wiggler – Super Mario World
- Wise Wisterwood – Paper Mario
- Woody – Mario Party 2
- Wonky – Paper Mario: The Thousand-Year Door
X
Y
- Yakkey – Paper Mario
- Yangus – Itadaki Street DS
- Yaridovich – Super Mario RPG: Legend of the Seven Stars
- Yoob – Mario & Luigi: Partners in Time
- Yoshi – Super Mario World
- Yoshi Chief – Paper Mario
- Yoshi Kid – Paper Mario: The Thousand Year Door
- Young Cricket – WarioWare: Smooth Moves
- Young Link – Super Smash Bros. Melee
- Young Toadsworth – Mario & Luigi: Partners in Time
Z
Non-Game Characters
- Anthony Scapelli – Super Mario Bros. (movie)
- Big Bertha – The Super Mario Bros. Super Show!
- Clog – The Super Mario Bros. Super Show!
- Daniella – The Super Mario Bros. Super Show!
- Dr. T. Garden – The Super Mario Bros. Super Show!
- Edison – The Super Mario Bros. Super Show!
- Friendly Floyd – The Super Mario Bros. Super Show!
- Herman Smirch – The Super Mario Bros. Super Show!
- King Toadstool – Nintendo Comics System
- Lena – The Super Mario Bros. Super Show!
- Mama Koopa – The Super Mario Bros. Super Show!
- Mousersaurus Rex – The Super Mario Bros. Super Show!
- Oogtar – Super Mario World (TV series)
- Pookie – The Super Mario Bros. Super Show!
- Ratigator – The Super Mario Bros. Super Show!
- Salvador Drainado – The Super Mario Bros. Super Show!
- Spike – Super Mario Bros. (movie)
- Stanley the Talking Fish – Nintendo Comics System
- Wooster – Nintendo Comics System