A list of relatives of Muppet characters, both on screen and in books. In the case of long-running characters, the source listed is the character's first appearance.
Abby Cadabby
The Amazing Mumford
- Grandmum, grandmother -- The Sesame Street Cookbook
Artie Springer
- Terri Springer, mother -- Dog City
Artie and Marty Pipkin
- Brothers -- Muppets Tonight
Baby Bear
- See: Baby Bear's family
Beaker
Bean Bunny
- See: Bean Bunny's family
Beauregard
- Cousin Mo -- The Muppet Show Comic Book: Family Reunion, issue #6
Bert
- See: Bert's family
Betty Lou
- Betty Lou's Mommy -- No More Diapers!
- Herbie - The Sesame Street Bedtime Storybook
- A baby sister - Grover Learns to Read
Biff
- Roxie Marie, niece -- Sesame Street, Season 23
- Mary-Biff, daughter -- Sesame Street Episode 2608
The Big Bad Wolf
- Leonard Wolf, brother -- Sesame Street
Big Bird
- See: Big Bird's family
Big Mean Carl
- Carla the Big Mean Mom, mother - Muppets Tonight
- Big Mean Carla, sister - The Muppets
Bill the Bubble Guy
- Belle the Bubble Mom, mother -- Muppets Tonight
Bob Cratchit
- See: The Cratchit family
Charlie
Cookie Monster
Cotterpin Doozer
- Flange Doozer, father -- Fraggle Rock
- Wingnut Doozer, mother -- Fraggle Rock
- Granny Cantilever, grandmother -- Fraggle Rock
Count von Count
Dani
- Dani's Grandma -- A is for Asthma
Elmo
- See: Elmo's family
Emmet Otter
- Ma Otter, mother -- Emmet Otter's Jug-Band Christmas
- Pa Otter, father -- Emmet Otter's Jug-Band Christmas
Ernie
- Ernestine, cousin -- Sesame Street
- Fred, cousin -- Ernie's Little Lie and Grover's Bad Dream
- Ernie's mommy -- Referenced in Sesame Street
- Ernie's daddy -- Referenced in When I Was Little
Farley
- Farley's Dad -- father
Forgetful Jones
- Forgetful Jones' parents
- Ned -- uncle
- Forgetful Jones' cousin
- Forgettinest Jones -- great-great grandfather
Fozzie Bear
- Emily Bear, mother -- The Muppet Show episode 216 (known as Mrs. Bear in the Muppet Kids books)
- Mr. Bear, father -- Muppet Kids books
- Freddie Bear, brother -- Muppet Kids books
- Fozzie's Grandpa -- Muppet Kids books
- Fozzie's Cousin -- The Muppet Show episode 122
- Fozzie's Uncle -- The Muppet Movie
- Kermit the Frog, twin brother -- The Great Muppet Caper only
- Kermit and Fozzie's Dad -- The Great Muppet Caper only
- Uncle Fred -- The Muppets on The SiriusXM Hits 1 Morning Mash Up
- A. Bearham Lincoln -- The Muppets on The SiriusXM Hits 1 Morning Mash Up
Fughetta Faffner
- Farkas Faffner, great nephew -- The Ghost of Faffner Hall
- Great Uncle Fishknife -- The Ghost of Faffner Hall, "Music Brings Us Together"
Gobo Fraggle
- Uncle Traveling Matt, uncle -- Fraggle Rock, Episode 101: Beginnings
- Uncle Gobo, great-uncle -- Fraggle Rock
Gonzo
- See: Gonzo's family
Grover
- See: Grover's family
Guy Smiley
Harry the Duck
- Mama Duck -- Bear in the Big Blue House
- Hallie Duck, sister -- Bear in the Big Blue House
Herry Monster
- Herry's Father -- Sesame Street, "Herry's Family Song"
- Herry's Mother -- Sesame Street, "Herry's Family Song"
- Herry's Granny -- Sesame Street, "Herry's Family Song"
- Flossie, sister -- A Baby Sister for Herry
- Herriet, sister -- 1977 episode
- Herry's uncle -- Monster in the House
Hoots the Owl
- Athena, granddaughter -- Sesame Street
- Athena the Owl, niece -- Panwapa
Johnny Fiama
- Mama Fiama -- Muppets Tonight, episode 110
Junior Gorg
- See: The Gorg family
Kermit the Frog
- See: Kermit's family
King Goshposh
- Granddaddy Whittiner, The Land of Tinkerdee
- Prince Arthur Charming, son -- Hey Cinderella
King Ploobis
- Queen Peuta, wife -- The Land of Gorch
- Wisss, son -- The Land of Gorch
Ma Gorg
- Queen Esmerelda, mother -- Fraggle Rock
- Pa Gorg, husband -- Fraggle Rock
- Junior Gorg, son -- Fraggle Rock
Marjory the Trash Heap
- Uncle Maximillian, Fraggle Rock
Miss Piggy
- Miss Piggy's Mother -- The Case of the Missing Mother
- Andy and Randy Pig, nephews -- Muppets Tonight episode 101
Moishe Oofnik
- Uncle Yuska -- Shalom Sesame
- Oscar the Grouch, cousin -- Shalom Sesame
Moosey Mouse
- Father Mouse -- Mopatop's Shop
- Mother Mouse -- Mopatop's Shop
- Baby sister
Mother Goose
- Goslings, children -- Mother Goose Stories
Mr. Johnson
- Simon Soundman, brother -- Sesame Street
- Mr. Johnson's Mother -- Sesame Street and Elmo's Sing-Along Guessing Game
- Aunt Agnes -- Brought to You by the Letter A
- Becky (and her constable father) -- presumed ancestors, Once Upon a Sesame Street Christmas
Mr. Snuffleupagus
- See: Snuffy's family
Natasha
Nigel
- Nigel's Mom, mother - Muppets Tonight
Ojo
- Uncle Koala -- Bear in the Big Blue House, "What's in the Mail, Today?"
Oscar the Grouch
- See: Oscar's family
Phil van Neuter
- Composta Heap, wife -- Muppets Tonight episode 104
- Mulch, brother-in-law -- Muppets Tonight episode 104
- Zelda Rose, mother --Muppets Tonight episode 208
Pip and Pop
- Otto and Etta Otter, grandparents -- Bear in the Big Blue House
- Rocko, cousin -- Bear in the Big Blue House
- Tally, cousin-- Bear in the Big Blue House
Prairie Dawn
- Prairie Dawn's Mom -- Sesame Beginnings
- Aunt Dusk -- The Sesame Street Sun
- Prairie Dawn's Dad -- Show and Tell
Robin the Frog
- Kermit the Frog, uncle -- The Muppet Show
- Unnamed father--The Muppet Show, episode 212
Rodeo Rosie
- Duane, cousin -- Show and Tell
Roosevelt Franklin
- Roosevelt Franklin's Mother -- Sesame Street Season 2
- Baby Ray Franklin -- The Year of Roosevelt Franklin
- Mary Frances Franklin -- The Year of Roosevelt Franklin
Rosita
- See: Rosita's family
Rowlf the Dog
- Tilly, mother -- The Mike Douglas Show
- Rowlf's Nephew -- The Jimmy Dean Show
Sam Eagle
- Children -- Mentioned in the Muppet Show.
Samson
- Simson, cousin -- Sesamstrasse
Scooter
- Joan, mother -- The Muppets
- Scooter and Skeeter's Dad, father -- Muppet Kids
- Skeeter, twin sister -- Muppet Babies, Muppet Kids, The Muppet Show Comic Book: Family Reunion
- J.P. Grosse, uncle -- The Muppet Show
- Zuzka, Great-Grammy -- The Muppets
- Katrinka, Great-Aunt -- The Muppets
- Madlenka, Great-Aunt -- The Muppets
- Patoonki, Great-Aunt -- The Muppets
Slimey the Worm
- Sloppy, sister -- Sesame Street
- Dusty and Eartha, parents -- Sesame Street
- Squirmy, cousin -- The City Worm and the Country Worm
- Rachel the Worm, cousin -- Sesame Street Magazine
Squire Trelawney
- Squire Trelawney Sr., father -- Muppet Treasure Island
Statler
Sweetums
- Sweetums' Mommy, mother-- The Muppet Show Comic Book Comic-Con Preview Book
Telly Monster
- See: Telly's family
Thomas Twiddlebug
- Tessie Twiddlebug, wife -- Sesame Street
- Timmy Twiddlebug, son, -- Sesame Street
- Tina Twiddlebug, daughter -- Sesame Street
Tutter
- Grandma Flutter -- Bear in the Big Blue House
- Grandpa Highland McTutter -- "The Tutter Family Reunion"
- Jet Setter Tutter, uncle -- Bear in the Big Blue House
- Whiner -- "The Tutter Family Reunion"
- Twizzler Tutter, aunt -- Bear in the Big Blue House
- Klutter Tutter, aunt, Skitter Tutter, cousin and Nutter Tutter, uncle --- the Klutter Tutters trio -- Bear in the Big Blue House
- Tardy -- "The Tutter Family Reunion"
- Jim and June Tutter -- "The Tutter Family Reunion"
- Uncle Tito del Tutter -- "The Tutter Family Reunion"
Waldorf
Walter
- Gary, brother -- The Muppets
Wrench Doozer
- Modem Doozer, mother -- Fraggle Rock
Zippity Zap
- Zippity Zap's Mom, mother -- Muppets Tonight
Zoe
- See: Zoe's family