- Lemmings
- Lemmy Koopa
- Lemon Meringue
- Lemongrab
- Lena Adams Foster
- Lena Corpsewood
- Lena Sabrewing
- Lena Thackleman
- Leni Loud
- Lenne Hardt
- Lenny
- Lenny (Fanboy & Chum Chum)
- Lenny (Ice Age)
- Lenny (Shark Tale)
- Lenny (Toy Story)
- Lenny Baxter
- Lenny Leonard
- Lenny Nepp
- Lenny the Anchovy
- Lenny the Lizard
- Leo
- Leo Birdelli
- Leo Jugelmann
- Leo Lionheart
- Leo Scarlett
- Leo Tanaka
- Leon Carp
- Leon Loud
- Leon the Snowman
- Leonard (Total Drama)
- Leonard Helperman
- Leonard Hofstadter
- Leonard Rodriguez
- Leonardo
- Leonardo (TMNT 1987)
- Leonardo (TMNT 2003)
- Leonardo (TMNT 2012)
- Leonardo (TMNT 2018)
- Leopold the Terrible
- Leprechaun
- Lerk
- Leroy
- Leroy (Heathcliff)
- Leroy (Yo Yogi!)
- Leshawna
- Leshawna (Total DramaRama)
- Lesley
- Leslie (The Amazing World of Gumball)
- Leslie McGroarty
- Lestat
- Lester Averman
- Lester Colt
- Lester the Rooster
- Let's Go to the Contest
- Leto Otel
- Leugocyte
- Levi Loud
- Leviathan (mega man zero )
- Levina
- Lewis (Meet the Robinsons)
- Lex (F Is for Family)
- Lex Luthor
- Lexi Bunny
- Lexington
- Lexx Loud
- Li'l Brother Bear
- Liam Coll
- Liane Cartman
- Liars
- Lickboot
- Licorice (GiggleBellies)
- Lief Ericksson
- Lien-Da
- Lieutenant Aurora Soleil
- Lieutenant Felina Feral
- Lifty and Shifty
- Light Fury (How to Train Your Dragon: The Hidden World)
- Light Yagami
- Lightning
- Lightning Girl
- Lightning McQueen
- Lil Capone
- Lil DeVille
- Lil Lincoln
- Lil Rob
- Lil Wayne
- Lila
- Lila (Scooby-Doo! and the Spooky Swamp)
- Lila Alphon
- Lila Draper
- Lila Rossi
- Lila Sawyer
- Lila Test
- Lili
- Lili Azyzam
- Lilim
- Lilith
- Lilith (Megami Tensei)
- Lilith Meyl Kolwa
- Lillend
- Lillian Glow
- Lillie Frog
- Lillipup
- Lilly (Timothy Goes to School)
- Lilly Carbo
- Lilly D
- Lilo Pelekai
- Lily
- Lily (Bear in the Big Blue House)
- Lily (Glitter Force)
- Lily (LeapFrog)
- Lily Afton
- Lily Baker
- Lily Hoshikawa
- Lily Loud
- Lily Pritchett-Tucker
- Lily Strawberry
- Limbo (Planet of the Apes)
- Lime
- Lime (Jewel BEM Hunter Lime)
- Lin Chung
- Lina
- Lincoln Clay
- Lincoln Loud
- Linda Belcher
- Linda Ferguson
- Linda Flynn-Fletcher
- Linda Gunderson
- Linda Tran
- Lindi
- Lindsay (Total Drama)
- Lindsay The Echidtiger
- Lindsey Naegle
- Lindy Watson
- Ling-Ling
- Ling Bouvier
- Ling Yao
- Linguini
- Link
- Linka
- Linka Loud
- Linkara
- Linnux
- Linny
- Linus the Lionhearted
- Lion
- Lion (Barney & Friends)
- Lion (Elmo's World)
- Lion (Kidsongs)
- Lion (KiiYii)
- Lion (Wizard of Oz)
- Lionel Griff
- Lionel Stitt
- Lip Gallagher
- Lipperton
- Lippy the Lion
- Liquidator
- Lisa
- Lisa (P.T.)
- Lisa Braeden
- Lisa Gabagoolie
- Lisa Loud
- Lisa Silver
- Lisa Simpson
- Lisa Stanley
- List of Batman villains
- List of Humanoid monsters
- List of McDonald's mascots after discontinuation
- List of Mortal Kombat characters
- List of Silent Hill characters
- List of Silent Hill monsters
- List of Starcraft characters
- List of The Texas Chainsaw Massacre characters
- List of Twisted Metal characters
- List of Vampires
- List of Watchmen characters
- List of Yogi Bear Heroes
- List of breakout characters
- List of featured characters
- List of fictional serial killers
- List of guest stars on The Angry Video Game Nerd
- List of original programs distributed by Netflix
- Litra
- Little Audrey
- Little Bear
- Little Beeper
- Little Bo Peep (HuggyBoBo)
- Little Chrissy
- Little Cup
- Little French Girl
- Little Girl
- Little Girl (Elmo's World)
- Little Green Men
- Little Guy
- Little Jerry (Anything Muppet)
- Little John
- Little John (Tom and Jerry)
- Little Lee
- Little Miss Kissy Kiss
- Little Miss Muffet
- Little Miss Splendid
- Little Miss Stubborn
- Little Miss Warden
- Little Mule the Donkey
- Little Murray Sparkles
- Little Quacker
- Little Red Riding Hood
- Little Red Riding Hood (Fairy Tale)
- Little Red Riding Hood (Puppet Master)
- Little Red Riding Hood (Super Why)
- Little Strongheart
- Little Strongheart/Gallery
- Little Yo
- Littlefoot
- Littlefoot's Grandmother and Grandfather
- Littlefoot's Mother
- Littlest Angel
- Liu
- Liv Rooney
- Liv Rooney/Gallery
- Live-Hand Character
- Liz Allan
- Liz Taylor
- Lizard
- Lizard Girl
- Lizard Squad
- Lizzie (Cars)
- Lizzie Hearts
- Lizzie Samuels
- Lizzy (Meet The Robinsons)
- Lloyd
- Lloyd Christmas
- Lloyd Von Royental
- Lo Ridgemount
- Lobo
- Lobo (DC Super Hero Girls)
- Lobo the Duck
- Loca Sevilla
- Lock, Shock and Barrel
- Lock-Nah
- Loco
- Locus
- Loewen
- Log (Muppets)
- Logan Rogerson
- Lois
- Lois Foutley
- Lois Griffin
- Lois Lane
- Loiue Anderson
- Loki (Power Rangers)
- Loki (Son of the Mask)
- Loki Laufeyson
- Loki Loud
- Lokus (Dino-riders)
- Lol page 10000
- Lola
- Lola (Zenon's Farm)
- Lola Bunny
- Lola Canne
- Lola Caricola
- Lola Kim Lee
- Lola Loud
- Lola Mbola
- Lola Skumpy
- Lola Trujillo
- Lola the Dog
- Loli
- Lolly Whitehill
- Lolph and Dundgren
- London Tipton
- Longboard Taquitos
- Longg
- Longshank
- Loni A. Bowzer
- Loni Loud
- Lonky
- Lonnie
- Loo
- Loola Eclipse
- Loona
- Loonatics
- Loopey McQuack
- Lor McQuarrie
- Lor San Teka
- Loras Tyrell
- Lord Boxman
- Lord Business
- Lord Dragaunus
- Lord Farquaad
- Lord Felldrake Sheldgoose
- Lord Felton
- Lord Hater
- Lord Nightmare
- Lord Qin
- Lord Starchbottom
- Lord Stingray
- Lord Tirek
- Lord Zedd
- Lord Zero
- Lord business
- Lorelei Tan Gu
- Lorenzini
- Lorenzo
- Lorenzo (Total Drama)
- Lorenzo Suave
- Lori ''Lefty" Lopez
- Lori Collins
- Lori Grimes
- Lori Loud
- Lori Stanley
- Lorient
- Lorna Morello
- Lotor
- Lots-O' Huggin' Bear
- Lotte Jansson
- Lou
- Lou (Cats & Dogs)
- Lou (Mini Wolf/ Mini Loup)
- Lou (Uglydolls)
- Lou (Yo Yogi!)
- Lou Jitsu
- Lou Pickles
- Lou Strickland
- Loud Howard
- Loud Kiddington
- Loui Pandora "Invisa-man" Sparks
- Louie
- Louie (Elmo's World)
- Louie Anderson
- Louie Duck
- Louis
- Louise
- Louise (Foster’s Home for Imaginary Friends)
- Louise (Max & Ruby)
- Louise Belcher
- Loula (Pocoyo)
- Loveapedia (Kouchu)
- Lovelace
- Low Kryten
- Lt. Derek Vega
- Lt. Stein
- Lu
- Luan Loud
- Luanne Platter
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