Carly Shay (born October 14, 1994) is the main character of iCarly, and the second youngest member (older than Gibby) of the iCarly gang. She is the younger sister of Spencer and the daughter of Colonel Shay and Mrs. Shay. She lives with her older brother, Spencer, in Apartment 8-C at Bushwell Plaza in Seattle, Washington, while their father, Colonel Stephen Shay is stationed on an Navy submarine; their mother has never been mentioned. She is the best friend of Sam Puckett, and the former best friend of Missy Robinson, whom she was friends with since her childhood. She is also the best friend and ex-girlfriend of Freddie Benson who lives across the hallway in (Apartement 8-D or 8-H). Although the two broke up, their relationship has not been officially resolved, and it is currently unknown if the two are harboring secret feelings for each other.
She is portrayed by Miranda Cosgrove as a teenager and Jadin Gould as an eight-year-old in a flashback (iDon't Wanna Fight).
- Carly will meet Winnie the Pooh, Ash Ketchum, and their friends in Pooh's Adventures of iCarly: iGo to Japan.
- Carly will see Pooh, Ash, and their friends again in Pooh's Adventures of iParty with Victorious.
- Carly will meet Littlefoot and his friends in Littlefoot's Adventures of iCarly: iGo to Japan.
- Carly will see Littlefoot and his friends again in Littlefoot's Adventures of iParty with Victorious.
- Carly will make her first guest appearance in a Land Before Time crossover film in Littlefoot's Adventures of Princess Protection Program.
- Carly will join Littlefoot and his friends again in Littlefoot's Adventures of The Princess Diaries and Littlefoot's Adventures of The Princess Diaries 2: Royal Engagement
- Carly will make her first guest appearance in a Dinosaur crossover film in Aladar's Adventures of Ice Princess.
- Carly will meet Headdy in Dynamite Headdy's Adventures of Beauty and the Beast, Dynamite Headdy meets Pocahontas, Dynamite Headdy meets Mulan.