Blair is a high school aged wealthy queen bee. She attends a prestigious private school and is a daughter of fashion designer Eleanor Waldorf.
- She is very close with their maid, Dorota
- Blair lives in a luxury penthouse on the upper east side
- Best friend is Serena Vanderwoodsen
- Worst enemy is Georgina Sparks
- Her birth father is gay and lives in Paris, with his husband
- Blair’s dream college was Yale, but she applied and was rejected, so attended NYU with Serena
- Her mother, Eleanor Waldorf, is a famous fashion designer
- Blair is a brunette with brown eyes