Cousins

A list of Muppet cousins, both on screen and in books. In the case of long-running characters, the source listed is the character's first appearance. For more relations, see Muppet Relatives.

Baby Bear and Curly Bear

 * Oliver -- episode 3816
 * Cousin Bear -- episode 3949, episode 3987

Big Bird

 * Bartholomew Bird -- The Sesame Street Dictionary
 * Bunscombe Bird, Bertha Bird, Bagshot Bird and Bathsheba Bird -- The Sesame Street Library Volume 3
 * Herman Bird, episode 0745
 * Monroe, episode 0320

International cousins

 * Abelardo -- Plaza Sésamo
 * Da Niao -- Zhima Jie
 * Minik Kus -- Susam Sokagi
 * Pino -- Sesamstraat
 * Poupas -- Rua Sesamo

Cookie Monster and Cookie Monster's Sister

 * Cousin Monster, aka Baby Monster

Elmo and Daisy

 * Cousin Pepe, from Mexico -- Sesame Street Stays Up Late
 * Elmonosuke, from Japan -- Sesame Street Stays Up Late
 * Elmer, from Texas -- Kids' Favorite Country Songs
 * Mimsy -- Episode 3729

Ernie

 * Ernestine, cousin -- Sesame Street
 * Fred -- Ernie's Little Lie and Grover's Bad Dream

Fozzie Bear

 * Fozzie's Cousin -- The Muppet Show episode 122

Grover

 * Emily -- Grover Takes Care of Baby

Kermit the Frog

 * Nemo -- Kermit, Save the Swamp!

Mr. Snuffleupagus and Alice

 * Abigail Snuffleupagus -- Sesame Street Episode 1800

Oscar the Grouch

 * Oswaldo the Grouch -- Sesame Street
 * Smiling George -- How to Be a Grouch

International cousin

 * Moishe Oofnik -- Rechov Simsum - Israel's Sesame Street

Pip and Pop

 * Pip and Pop are cousins to each other.
 * Rocko -- Bear in the Big Blue House

Slimey the Worm

 * Squirmy -- The City Worm and the Country Worm
 * Rachel -- Sesame Street Magazine

Telly

 * Izzy -- Sesame Street Episode 4029

Tutter the Mouse

 * Cousin Whiner -- Bear in the Big Blue House