The following is a list of Muppet and human characters on Sesame Street, ordered alphabetically by first name.

• Alan
• Aloysius Snuffleupagus
• Baby Bear
• Barbara the Chicken (minor)
• Benny Rabbit
• Bert
• Betty Lou
• Biff and Sully
• Big Bad Wolf, The
• Big Bird
• Bob
• Buffy
• Carlo
• Celina
• Chuckie Sue
• Count von Count
• David
• Deena Monster
• Dingers
• Don Music
• Dorothy
• Dr. Gina Jefferson
• Elmo
• Ernie
• Fanny
• Fat Blue
• Fluffy
• Frazzle
• Fuzzy-Face, Grover's predecessor
• Gabriella Rodriguez
• Gladys the Cow
• Googel (Monster's Clubhouse)
• Gordon Robninson
• Granny Fanny Nesselrode
• Grover
• Grungetta Grunge
• Guy Smiley
• Harvey Kneeslapper
• Herbert Birdsfoot
• Herry Monster
• Hiroshi
• Honkers
• Hoots the Owl
• John-John
• Koty
• Lefty the Salesman
• Leonard the Wolf
• Linda
• Little Bird
• Luis Rodriguez
• Lulu
• Maria Rodriguez
• Mel (Monster's Clubhouse)
• Miles Robinson
• Mr. Handford
• Mr. Hooper
• Mr. Mcintosh
• Narf (Monster's Clubhouse)
• Nina the Nice
• Olivia Robinson
• Oscar the Grouch
• Osvaldo the Grouch
• Pearl Monster
• Phoebe (Monster's Clubhouse)
• Placido Flamingo
• Prairie Dawn
• Professor Hastings
• Rodeo Rosie
• Roosevelt Franklin
• Rosita
• Ruthie
• Sam the Robot
• Savion
• Sheldon
• Sheldon the Turtle
• Sherlock Hemlock
• Simon the Soundman
• Slimey
• Susan Robinson
• Telly Monster
• The Two-Headed Monster
• Twiddlebugs
• Uncle Wally
• Wanda the Word Fairy
• Yip-Yips
• Zoe