List of characters

What would the Mario series be without its famous characters? Find them all here!

#

 * 3 Musty Fears – Super Mario RPG: Legend of the Seven Stars
 * 5-Volt – WarioWare, Inc.: Mega Microgame$!
 * 9-Volt – WarioWare, Inc.: Mega Microgame$!
 * 18-Volt – WarioWare: Touched!

A

 * Aerodent – Wario Land 4
 * Anti Guy – Paper Mario
 * Apprentice – Super Mario RPG
 * Armored Harriers – Paper Mario: The Thousand-Year Door
 * Ashley – WarioWare: Touched!
 * Axem Rangers – Super Mario RPG: Legend of the Seven Stars
 * Axem Black
 * Axem Green
 * Axem Pink
 * Axem Red
 * Axem Yellow

B

 * Baby Bowser – Super Mario World 2: Yoshi's Island
 * Baby Donkey Kong – Yoshi's Island 2
 * 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 2
 * Ball Bunny – Wario Land II
 * Bahamutt – Super Mario RPG: Legend of the Seven Stars
 * Bamma – Paper Mario: The Thousand-Year Door
 * Bandy Andy – Paper Mario: The Thousand-Year Door
 * Battle Beetle – Super Mario Land 2: 6 Golden Coins
 * Beldam – Paper Mario: The Thousand-Year Door
 * Belome – Super Mario RPG: Legend of the Seven Stars
 * Big Boo – Super Mario World
 * Big Bully – Super Mario 64
 * Big Lantern Ghost – Paper Mario
 * Big Mr. I – Super Mario 64
 * Bigger Boo – Super Mario World 2: Yoshi's Island
 * Biokinton – Super Mario Land
 * Birdo – Super Mario Bros. 2
 * Black Chest Demons – Paper Mario: The Thousand-Year Door
 * Black Mage – Mario Hoops 3-on-3
 * Blablanadon – Mario & Luigi: Superstar Saga
 * 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
 * Bomberman –Wario Blast: Featuring Bomberman!
 * Bonetail – Paper Mario: The Thousand-Year Door
 * Bobo – Wario Land II
 * Boolosus – Luigi's Mansion
 * Boom Boom – Super Mario Bros. 3
 * Boomer – Super Mario RPG: Legend of the Seven Stars
 * 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
 * Bowletta – Mario & Luigi: Superstar Saga
 * Bowser – Super Mario Bros.
 * Bowser Jr. – Super Mario Sunshine
 * Bowyer – Super Mario RPG: Legend of the Seven Stars
 * Brighton – Mario Party 6
 * 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 Syrup – Super Mario Land 3: Wario Land
 * Carlton – Wario's Woods
 * Catbat – Wario Land 4
 * Chan – Paper Mario
 * Chancellor – Super Mario RPG
 * Chanterelle – Paper Mario
 * Charlieton – Paper Mario: The Thousand-Year Door
 * 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
 * Chill Bully – Super Mario 64
 * 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 Drop – Super Mario World 2: Yoshi's Island
 * Cloudjin – Yoshi's Story
 * Cloud N. Candy – Yoshi's Story
 * Cortez – Paper Mario: The Thousand-Year Door
 * Cractus – Wario Land 4
 * Croco – Super Mario RPG: Legend of the Seven Stars
 * Crystal King – Paper Mario
 * Cuckoo Condor – Wario Land 4
 * 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
 * Dazzle – Paper Mario: The Thousand-Year Door
 * 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 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
 * Doodle – Wario Land 4
 * Doopliss – Paper Mario: The Thousand-Year Door
 * Dorrie – Super Mario 64
 * Dragon – Yoshi's Story
 * Dr. Crygor – WarioWare, Inc.: Mega Microgame$
 * Dragonzamasu – Super Mario Land
 * Dribble – WarioWare, Inc.: Mega Microgame$
 * Dry Bones – Mario Bros.
 * Dry Bowser – New Super Mario Bros
 * 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
 * Fawful – Mario & Luigi: Superstar Saga
 * Fice T. – Paper Mario
 * Fishmael – Paper Mario
 * Fishin' Boo – Super Mario World
 * Flare – Paper Mario: The Thousand-Year Door
 * Flavio – Paper Mario: The Thousand-Year Door
 * 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
 * Francesca Pianta – Paper Mario: The Thousand-Year Door
 * Frankie – Paper Mario: The Thousand-Year Door
 * Frogfucius – Super Mario RPG: Legend of the Seven Stars
 * Fryguy – Super Mario Bros. 2
 * Fuzzipede – Paper Mario

G

 * Galrog – Wario's Woods
 * Game Guy – Mario Party 3
 * Gardener – Super Mario RPG: Legend of the Seven Stars
 * Garro – Super Mario RPG: Legend of the Seven Stars
 * Gaz – Super Mario RPG: Legend of the Seven Stars
 * General Guy – Paper Mario
 * General White – Paper Mario: The Thousand-Year Door
 * Genie – Super Mario Land 3: Wario Land
 * Geno – Super Mario RPG: Legend of the Seven Stars 
 * Ghost T. – Paper Mario: The Thousand-Year Door
 * Giga Bowser – Super Smash Bros. Melee
 * Gloomtail – Paper Mario: The Thousand-Year Door
 * Goldbob – Paper Mario: The Thousand-Year Door
 * Gold Fuzzy – Paper Mario: The Thousand-Year Door
 * Golden Diva – Wario Land 4
 * 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
 * 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
 * Harley Quin – Wario's Woods
 * Harhall – Mario & Luigi: Superstar Saga
 * Harry – Mario Golf
 * Harry Hare – Wario's Woods
 * Harry T. – Paper Mario
 * Hayzee – 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
 * Hoggus – Wario Land 4
 * 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

 * Iggy Koopa – Super Mario Bros. 3
 * Igor – Paper Mario
 * Il Piantissimo – Super Mario Sunshine
 * Ishnail – Paper Mario: The Thousand Year Door

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
 * 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
 * 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 Nimbus – Super Mario RPG: Legend of the Seven Stars
 * King Totomesu – Super Mario Land
 * Klepto – Super Mario 64
 * Klevar – Paper Mario
 * Klungo – Banjo-Kazooie
 * Knife Guy – Super Mario RPG: Legend of the Seven Stars
 * 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.
 * 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 (mentioned)
 * 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
 * Master, The – Paper Mario
 * Master Crash – Paper Mario: The Thousand-Year Door
 * 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
 * Metal Mario – Super Mario 64
 * Mike – WarioWare: Touched!
 * 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
 * Mousersaurus Rex
 * 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

 * Naval Piranha – Super Mario World 2: Yoshi's Island
 * Nerd Toad – Mario Party Advance
 * Neville – Luigi's Mansion
 * Ninja (Final Fantasy) – Mario Hoops 3-on-3
 * Nyololin – Super Mario Land
 * Niff.T - Paper Mario

O

 * Oaklie – Paper Mario
 * Octo – Dr. Mario 64
 * 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
 * Octopus - Super Mario Land 2: Six Golden Coins

P

 * Pa-Patch – Paper Mario: The Thousand-Year Door
 * Parakarry – Paper Mario
 * The 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
 * Petey Piranha – Super Mario Sunshine
 * Petuni – Paper Mario: The Thousand-Year Door
 * Petunia – Paper Mario
 * Pit – Super Smash Bros. Brawl
 * Pikmin – Mario Golf: Toadstool Tour
 * Plum – Mario Golf
 * Podley – 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 Peasley – Mario & Luigi: Superstar Saga
 * Prince Pine – Yoshi's Safari
 * Princess Daisy – Super Mario Land
 * Princess Eclair – Paper Mario: The Thousand-Year Door
 * Princess Peach – Super Mario Bros.
 * Princess Shokora – Wario Land 4
 * 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

Q

 * Queen Bean – Mario & Luigi: Superstar Saga
 * Queen Nimbus – Super Mario RPG: Legend of the Seven Stars

R

 * Radio Contest Toad – Paper Mario
 * Raphael the Raven – Super Mario World 2: Yoshi's Island
 * Rawk Hawk – Paper Mario: The Thousand-Year Door
 * Raz – Super Mario RPG: Legend of the Seven Stars
 * Red and Blue 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 Koopa – Super Mario Bros. 3
 * Rudy the Clown – Wario Land 3
 * Russ T. – Paper Mario
 * Rat - Super Mario Land 2: Six Golden Coins

S

 * 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
 * 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
 * Skolar – Paper Mario
 * 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
 * Spitz – 'WarioWare, Inc.: Mega Microgame$
 * Sprinteling – Wario World
 * Spoiled Rotten – Wario Land 4
 * Stanley the Boo – Paper Mario
 * Star Spirits – Paper Mario
 * Starshade Bros. – Mario & Luigi: Superstar Saga
 * Star Spirits – Paper Mario
 * The Stork – Super Mario World 2: Yoshi's Island
 * The Sun – Paper Mario
 * Super Blooper – 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
 * The Black Jewel – Wario World
 * Toad – Super Mario Bros.
 * Toadette – Paper Mario: The Thousand-Year Door
 * 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
 * Tooty – Banjo-Kazooie
 * 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

 * Ukkiki – Super Mario 64
 * Unagi the Eel – Super Mario 64

V

 * Valentina – Super Mario RPG: Legend of the Seven Stars
 * Vanna T. – Paper Mario
 * Vinny – Paper Mario: The Thousand-Year Door
 * Vivian – Paper Mario: The Thousand-Year Door
 * Vault Guard - Super Mario RPG: Legend of the Seven Stars

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

 * X – Paper Mario: The Thousand-Year Door

Y

 * Yakkey – Paper Mario
 * Yaridovich – Super Mario RPG: Legend of the Seven Stars
 * Yoob
 * Yoshi – Super Mario World
 * Yoshi Chief – Paper Mario
 * Yoshi Kid – Paper Mario: The Thousand Year Door
 * Young Toadsworth – Mario & Luigi: Partners in Time
 * Young Toadsworth – Mario & Luigi: Partners in Time

Z

 * Zess T. – Paper Mario: The Thousand-Year Door
 * Zip T. – Paper Mario: The Thousand-Year Door
 * Zombone – Super Mario RPG: Legend of the Seven Stars

Non-Game Characters

 * Anthony Scapelli
 * Big Bertha
 * Daniella
 * Friendly Floyd
 * Herman Smirch
 * King Toadstool
 * Lena
 * Oogtar the Caveboy
 * Pookie
 * Spike
 * Stanley the Talking Fish
 * Wooster