A list of pre-established Sesame Street characters who have made cameo appearances in episodes of Elmo's World, often in the form of an interview, home video, video e-Mail or quiz.
In the new editions of the segment starting in Season 47, cameos are limited to brief, animated appearances during Elmo's introduction.
Abby Cadabby[]
- Elmo's World: Violins (with Miri Ben-Ari)
- Elmo's World: Friends (animated)
- Elmo's World: Dress Up (animated)
- Elmo's World: Gardens (animated)
Baby Bear[]
- Elmo's World: Drawing
- Elmo's World: Hands
- Elmo's World: Families
- Elmo's World: Firefighters
- Elmo's World: Feet
- Elmo's World: Bells
- Elmo's World: Friends
- Elmo's World: Helping
- Elmo's World: Drums
- Elmo's World: Wild Wild West
- Elmo's World: Happy Holidays!
- The Street We Live On
Bert[]
- Elmo's World: Hair
- Elmo's World: Birds
- Elmo's World: Sleep
- Elmo's World: Skin
- Elmo's World: Friends
- Elmo's World: Drums
- Elmo's World: Eyes
- Elmo's World: Sharing (animated)
- Elmo's World: Recycling (animated)
- Elmo's World: Books (animated)
- Elmo's World: Happy Holidays!
- The Street We Live On
Big Bird[]
- Elmo's World: Music
- Elmo's World: Transportation
- Elmo's World: Singing (with Radar)
- Elmo's World: Telephones
- Elmo's World: Exercise (with Radar)
- Elmo's World: Birds
- Elmo's World: Mail
- Elmo's World: Feet
- Elmo's World: Skin
- Elmo's World: Cameras
- Elmo's World: Penguins
- Elmo's World: Doctors (with Radar)
- Elmo's World: Friends
- Elmo's World: Songs (animated)
- Elmo's World: Happy Holidays!
- The Street We Live On
Cookie Monster[]
- Elmo's World: Food
- Elmo's World: Sleep
- Elmo's World: Mail
- Elmo's World: Ears
- Elmo's World: Friends
- Elmo's World: Mouths
- Elmo's World: Happy Holidays!
- The Street We Live On
Count von Count[]
- Elmo's World: Books
- Elmo's World: Teeth
- Elmo's World: Weather
- Elmo's World: Jumping
- Elmo's World: Friends
- Elmo's World: The Beach
- The Street We Live On
Ernie[]
- Elmo's World: Transportation
- Elmo's World: Singing (with Rubber Duckie)
- Elmo's World: Bugs (with The Twiddlebugs)
- Elmo's World: Games (with Rubber Duckie)
- Elmo's World: Sleep
- Elmo's World: Getting Dressed (with Rubber Duckie)
- Elmo's World: Bath Time
- Elmo's World: Bells
- Elmo's World: Dinosaurs (with Rubber Duckie)
- Elmo's World: Skin
- Elmo's World: Friends
- Elmo's World: Drums
- Elmo's World: Eyes
- Elmo's World: Sharing (animated)
- Elmo's World: Wild Wild West
- The Street We Live On
Grover[]
- Elmo's World: Hats (as Super Grover)
- Elmo's World: Food (as Waiter Grover)
- Elmo's World: Bicycles (as Super Grover)
- Elmo's World: Families (as Super Grover)
- Elmo's World: Open and Close (as Super Grover)
- Elmo's World: Up and Down (as Super Grover)
- Elmo's World: Friends
- Elmo's World: Penguins
- Elmo's World: Horses (as Marshal Grover with Fred the Wonder Horse)
- Elmo's World: Helping (as Super Grover)
- Elmo's World: Frogs
- Elmo's World: Restaurants (animated, as Waiter Grover)
- Elmo's World: Wild Wild West (as Marshall Grover with Fred the Wonder Horse)
- Elmo's World: Happy Holidays!
- The Street We Live On
Herry Monster[]
- Elmo's World: Balls
- Elmo's World: Music
- Elmo's World: Open and Close
- Elmo's World: Happy Holidays!
- The Street We Live On
Honkers[]
Humphrey, Ingrid and Baby Natasha[]
- Elmo's World: Babies (with no Humphrey and Ingrid, just Mr. Noodle)
- Elmo's World: Sky
- Elmo's World: Fast and Slow
- Elmo's World: Happy Holidays! (with no Humphrey and Ingrid)
Oscar the Grouch[]
- Elmo's World: Shoes
- Elmo's World: Music
- Elmo's World: Farms
- Elmo's World: Computers
- Elmo's World: Birthdays
- Elmo's World: Weather (with Fluffy)
- Elmo's World: Firefighters
- Elmo's World: Wild Animals (with Fluffy)
- Elmo's World: Open and Close
- Elmo's World: Bath Time
- Elmo's World: Building Things
- Elmo's World: The Beach
- Elmo's World: Noses
- Elmo's World: Helping
- Elmo's World: Eyes
- Elmo's World: Homes (animated)
- The Street We Live On
Prairie Dawn[]
Rosita[]
- Elmo's World: Farms
- Elmo's World: Computers
- Elmo's World: Hands
- Elmo's World: Building Things
- Elmo's World: Friends
- Elmo's World: Violins
- Elmo's World: Wild Wild West
- Elmo's World: Happy Holidays!
- The Street We Live On
Slimey the Worm[]
- Elmo's World: Flowers, Plants & Trees
- Elmo's World: Sky
- Elmo's World: Weather (with Oscar the Grouch)
- Elmo's World: Getting Dressed
- Elmo's World: School (with classmates)
- Elmo's World: Fast and Slow
- Elmo's World: Bath Time (with Oscar the Grouch)
- Elmo's World: Beach (with Oscar the Grouch)
- The Street We Live On
Mr. Snuffleupagus[]
- Elmo's World: Shoes
- Elmo's World: Babies
- Elmo's World: Telephones
- Elmo's World: Up and Down
- Elmo's World: Dinosaurs
- Elmo's World: School (with Rosalyn)
- Elmo's World: Building Things
- Elmo's World: Horses
- Elmo's World: Friends
- Elmo's World: Drums
- Elmo's World: Happy Holidays!
- The Street We Live On
Stinky the Stinkweed[]
- Elmo's World: Exercise
- Elmo's World: Flowers, Plants & Trees
- Elmo's World: Games
- Elmo's World: Friends
- Elmo's World: Mouths
Telly Monster[]
- Elmo's World: Balls
- Elmo's World: Water
- Elmo's World: Dogs
- Elmo's World: Farms
- Elmo's World: Computers
- Elmo's World: Pets (with Chuckie Sue)
- Elmo's World: Hands
- Elmo's World: Fish
- Elmo's World: Bath Time
- Elmo's World: Building Things
- Elmo's World: Friends
- Elmo's World: Happy Holidays!
- The Street We Live On
Two-Headed Monster[]
- Elmo's World: Jackets
- Elmo's World: Sleep
- Elmo's World: Noses
- Elmo's World: Morning Routines (animated)
Zoe[]
- Elmo's World: Dancing
- Elmo's World: Bicycles
- Elmo's World: Jumping
- Elmo's World: Doctors (with Rocco)
- Elmo's World: Friends
- Elmo's World: Dancing (animated)
- Elmo's World: Wild Wild West
- Elmo's World: Happy Holidays!
- The Street We Live On
Additional Characters[]
- Barkley (Elmo's World: Pets, Elmo's World: Dogs, Elmo's World: Cats)
- Benny Rabbit (Elmo's World: Hats, Elmo's World: Teeth)
- Big Bad Wolf (green) (Elmo's World: Firefighters)
- Big Bad Wolf (purple) (Elmo's World: Wild Animals)
- Chicago the Lion (Elmo's World: Wild Animals)
- Chicken (Elmo's World: Books, Elmo's World: Helping)
- Curly Bear (Elmo's World: Feet)
- Cyranose de Bergerac (Elmo's World: Noses)
- Dinger (Elmo's World: Bells)
- Elizabeth (Elmo's World: Pets)
- Gina (Elmo's World: Cats)
- Gordon, Susan and Miles (Elmo's World: Happy Holidays!)
- Herb (Elmo's World: Dinosaurs)
- The Elephant (Elmo's World: Wild Animals, Elmo's World: Up and Down, Elmo's World: Ears)
- Kermit the Frog (Elmo's World: Frogs)
- Super Grover's Mommy (Elmo's World: Families)
- Little Murray Sparkles (Elmo's World: Pets, Elmo's World: Bath Time, Elmo's World: Cats)
- Louie (Elmo's World: Father's Day)
- Linda (Elmo's World: Dogs)
- Mama Bear (Elmo's World: Families)
- Mr. Johnson (Elmo's World: Food, Elmo's World: Restaurants)
- Narf, Googel, and Mel (The Street We Live On)
- The Oinker Sisters (Elmo's World: Families)
- Old MacDonald (Elmo's World: Farms)
- Papa Bear (Elmo's World: Families, Elmo's World: Helping, Elmo's World: Happy Holidays!)
- Shelley the Turtle (Elmo's World: Hair)
- Wolfgang the Seal (Elmo's World: Wild Animals, Elmo's World: Noses)