Dereon.
Or House of Dereon.
Her mother designs her clothing.
beionce Knowles
blue ivy carter
Fressville
Sasha Fierce
If you mean her music.. she's signed to Columbia Records. If you mean her clothes.. House of Dereon & Dereon.
Beyonces last name is Knowels
latrell and Monique Floyd.
Sarah giselle Knowles
girl and her name is ivy blue
Sasha fierce is beyonces onstage name and the name of her new album
her middle name is gisele