What stage name represented Beyoncé’s alter ego on her 2008 album?

Sasha Fierce was the stage name representing Beyoncé’s alter ego on her 2008 album.

The album I Am... Sasha Fierce was released on November 12, 2008. Its concept divided the project into two discs: I Am... focused on more personal and introspective songs, while Sasha Fierce emphasized the confident, performance-oriented persona Beyoncé associated with the stage.

The album included “If I Were a Boy,” “Halo,” “Single Ladies (Put a Ring on It),” and “Diva.” This split helped frame the contrast between Beyoncé’s private self and her public performer identity, although she later said the alter ego was no longer necessary as a separate persona.

Sasha Fierce was not a separate recording artist or legal identity. It was a creative concept used to describe a particular side of Beyoncé’s performance persona. The album became one of her most commercially successful releases and earned multiple Grammy Awards, including Song of the Year for “Single Ladies.”