The Big Bang Theory Wiki

Briana Cuoco was born on November 29, 1988, in Ventura, California, USA as Briana Justine Cuoco. She is an actress, known for The Lydia Bennet!! (2012), Beauty in the Broken (2014) and The Big Bang Theory (2007). 

Series History[]

The Big Bang Theory[]

In "The Tangible Affection Proof", Briana Cuoco, the younger sister of Kaley, plays a former friend and new fiancée of Penny's former boyfriend. Penny is very jealous of Gretchen when she gets proposed to on Valentine's Day at the same restaurant where Penny, Leonard, Howard and Bernadette are having dinner.

Other shows[]

She is an actor, dancer, choreographer and has been a contestant on "The Voice".


The dance.


Flash dance that Briana choreographed.

For the studio and YouTube audiences, Briana choreographed the first flash mob filmed after the taping of a TBBT episode.


She's 3 years, near to the day, younger than Kaley.