The following is a list of known sources for when certain Sesame Street characters made their debut on the show.

Season 1

Season 2

Season 3

Season 4

Season 5

Season 6

Season 8

Season 9

Season 10

Season 11

Season 12

  • Forgetful Jones and Clementine - A season 12 press kit mentions them as new characters debuting in this season. Buster the Horse is also referred to as a new character, though the puppet had been around since at least 1974.
  • Warren Wolf - A season 12 press kit refers to him as debuting this year.
  • Honkers - A season 12 press kit refers to this as the debut season for the Honkers.
  • Ferlinghetti Donizetti - A season 12 press kit refers to him as a new character this season.
  • Deena and Pearl - A season 12 press kit refers to this as their debut season.
  • Poco Loco - A season 12 press kit refers to this as his debut season, although he was on the show since at least 1974.
  • Dr. Nobel Price - A season 12 press kit refers to this as his debut season.
  • Masha - A season 12 press kit refers to this as her debut season.
  • Grundgetta

Season 13

Season 15

Season 17

Season 18

Season 19

Season 21

Season 22

Season 23

Season 24

Season 25

Season 29

Season 31

Season 34

Season 36

Season 37

Season 39

Season 41

Season 47

  • Julia - While the character first appeared in 2015, her Muppet form appears on the show in Episode 4715.

See also

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