Big Bird's family.
Family
Granny BirdGrandmother
Big Bird's MommyMother
Big Bird's DaddyFather
Tondaleasister
Alexander Graham Birdgrandfather
Admiral Albatross Birdgreat-grandfather
Nani BirdAunt
Henny YoungbirdAunt
Auntie AudubonAunt
Uncle SlimUncle
Henry DuckUncle
Bartholomew BirdCousin
Bunscombe BirdCousin
Bertha BirdCousin
Bagshot BirdCousin
Bathsheba BirdCousin
Herman BirdCousin
Little BirdCousin
Natalie BirdCousin
Olivia Ostrich BirdCousin
XavierCousin
BennyParakeet Cousin
PacoParrot Cousin
ZeroPenguin Cousin
BlubbaPenguin Cousin
TomTurkey Uncle
Daddy DodoFoster father
Mommy DodoFoster mother
Donnie DodoFoster brother
Marie DodoFoster sister
International cousins
Big Bird's counterparts from international co-productions of Sesame Street are often mentioned as his "cousins".
AbelardoCousin from Plaza Sésamo
Minik KusCousin from Susam Sokağı
PinoCousin from Sesamstraat
PoupasCousin from Rua Sésamo
GaribaldoCousin from Vila Sésamo
Imaginary
younger brotherMentioned as a joke on The Muppet Show in episode 318
The Bird Familyimagined in Follow That Bird
Casperbrother imagined in Episode 1723
Unseen
- Tondalea, Big Bird's sister who is mentioned in several episodes
- Cousin Arnold — mentioned in Episode 0278
- Nephew Marlon — mentioned in Episode 0295
- Cousin Monroe — mentioned in Episode 0320, Episode 0386
- Cousin Freddy — mentioned in Episode 0398
- Aunt albatross — mentioned in Episode 0405
- Aunt Isabel, Uncle Glenn, Aunt Ronnie, Aunt Delores — mentioned in Episode 0429
- Cousin Leon — mentioned in Episode 0451
- Cousin Norbert — mentioned in Episode 0511
- Cousin Everett — mentioned in Episode 0519
- Cousin Xavier — mentioned in Episode 0521
- Cousin Timalina — mentioned in Episode 0725
- Cousin Fenwick — mentioned in Episode 0821
- Cousin Myrtle — mentioned in Episode 0825
- Aunt Tweety — mentioned in Episode 1030
- Aunt Katydid — mentioned in Episode 1077
- Auntie Maureen — mentioned in Episode 1576
- Cousin Floyd — mentioned in Episode 1576
- Uncle Ned — mentioned in a video postcard
- Uncle Charlie — mentioned in Camping in Canada and Episode 1090
- Uncle Hawkeye — mentioned in Episode 1077
- Cousin Bernie — mentioned in Big Bird in Japan
- Cousin Murgatroyd (nicknamed "Murgy") — a hawk who Big Bird mentions can't fly as high as an airplane in Episode 1090
- Cousin Everette — mentioned in Episode 0504
- Cousin Phoebe — mentioned in The Best of Ernie and Bert
- A robin cousin — mentioned and seen in "Spring is Here" and Episode 1077
- Uncle Al and Aunt Flo — mentioned in Episode 2069
- geese — mentioned in Episode 2998
- Meadowlark cousins — mentioned in Episode 0625
- A roadrunner cousin — mentioned in Episode 3336
- An emu grandfather — mentioned in A Celebration of Me, Grover
- A tikling cousin — mentioned in Episode 3576
- A turkey uncle — mentioned on Jimmy Kimmel Live
- Cousin Bubba — mentioned in Elmo's World: Penguins
- Unnamed penguins, flamingos, and sparrows — mentioned on The Sesame Street Podcast with Foley & Friends "Family"
