Over the years, a number of the Muppet characters have had pets (and some Human Characters have had Muppets as pets). Several of the following have been real animals as opposed to puppets (including Dorothy the Goldfish, Bernice the Pigeon, and Chuckie Sue), while Foo-Foo and Muppy have been both.
Baby Bear
- Ralphie, parrot -- Sesame Street
Bert & Ernie
- Dog -- season 16 sketch
- Bernice, pigeon (Bert only) -- Sesame Street
- Lyle, Talbot, and Melissa, goldfish (Bert only) -- Sesame Street
- Rufus, firefly (Ernie only) -- The Sesame Street Pet Show
Betty Lou
- Louise, frog -- The Sesame Street Pet Show
Big Bird
- Goldie, goldfish -- The Sesame Street Pet Show
- Pointy, triangle -- Episode 0307
Cookie Monster
Count von Count
- Fatatatita, cat -- Sesame Street
- Grisha, bat -- Sesame Street
- Misha, bat -- Sesame Street
- Sasha, bat -- Sesame Street
- Tattiana, bat -- Sesame Street
- Octavia, octopus -- The Sesame Street Pet Show
Doc
- Sprocket, dog -- Fraggle Rock
Dorothy Gale
- Toto, king prawn -- The Muppets' Wizard of Oz
Elmo
- Dorothy, goldfish -- Elmo's World and Sesame Street
- Prince, dog -- Cinderelmo
Grover
- Floyd, puppy -- The Sesame Street Pet Show
Herry Monster
- Sam, cat -- The Sesame Street Pet Show
J.P. Grosse
- Muppy, dog -- The Muppet Show
Kippi Ben Kippod
- Sheba, goat -- Shalom Sesame
Linda
- Barkley, dog -- Sesame Street
Long John Silver
- Polly, lobster -- Muppet Treasure Island
Miss Piggy
- Foo-Foo, poodle
- Flaubert, anteater -- Muppet Treasure Island only
Mokey Fraggle
- Lanford, pet plant -- Fraggle Rock
Moshe
- Kupukeji, worm -- Takalani Sesame
Ms. Ardath
- Marigold, dog -- Fraggle Rock
Ned Shimmelfinny
- Fluffinella, cat -- Fraggle Rock
Oscar the Grouch
- Slimey, worm -- Sesame Street
- Fluffy, elephant -- Sesame Street
- Iago, donkey -- Sesame Street
- Daisy, skunk-- The Sesame Street Pet Show
- Betsy, dog -- Oscar's Grouch Jamboree
Pancho Contreras
- Elefancio, elephant -- Plaza Sesamo
Prairie Dawn
- Rustler, dog-- A Bird's Best Friend
Rumpel
- Gustav, caterpillar -- Sesamstrasse
Sherlock Hemlock
- Watson, dog -- Sesame Street
Telly Monster
- Chuckie Sue, hamster -- Sesame Street
Uncle Wally
- Wolfgang, seal -- Sesame Street
Zoe
- Rocco, rock -- Sesame Street